Home / 1,125,178.45-1,552,733.62-615,874.75

Finding the Fourth Proportional to 1,125,178.45, 1,552,733.62 and 615,874.75

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Solution

The fourth proportional to 1,125,178.45, 1,552,733.62 and 615,874.75 is: 849,900.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,178.45 : 1,552,733.62 = 615,874.75 : x
  2. Step 2: Convert to fraction form
    1,125,178.45/1,552,733.62 = 615,874.75/x
  3. Step 3: Cross multiply
    1,125,178.45x = 1,552,733.62 × 615,874.75
  4. Step 4: Simplify right side
    1,125,178.45x = 956,289,430,034.10
  5. Step 5: Solve for x
    x = 956,289,430,034.10/1,125,178.45
  6. Step 6: Final answer
    x = 849,900.24

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Double scale
Find fourth proportional to 1,125,179.45, 1,552,735 and 615,875.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.