Home / 1,125,160.56-1,552,722.12-615,865.68

Finding the Fourth Proportional to 1,125,160.56, 1,552,722.12 and 615,865.68

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Solution

The fourth proportional to 1,125,160.56, 1,552,722.12 and 615,865.68 is: 849,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,160.56 : 1,552,722.12 = 615,865.68 : x
  2. Step 2: Convert to fraction form
    1,125,160.56/1,552,722.12 = 615,865.68/x
  3. Step 3: Cross multiply
    1,125,160.56x = 1,552,722.12 × 615,865.68
  4. Step 4: Simplify right side
    1,125,160.56x = 956,268,264,284.84
  5. Step 5: Solve for x
    x = 956,268,264,284.84/1,125,160.56
  6. Step 6: Final answer
    x = 849,894.94

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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.