Home / 1,124,507.30-1,551,837.57-615,218.18

Finding the Fourth Proportional to 1,124,507.30, 1,551,837.57 and 615,218.18

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Solution

The fourth proportional to 1,124,507.30, 1,551,837.57 and 615,218.18 is: 849,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,507.30 : 1,551,837.57 = 615,218.18 : x
  2. Step 2: Convert to fraction form
    1,124,507.30/1,551,837.57 = 615,218.18/x
  3. Step 3: Cross multiply
    1,124,507.30x = 1,551,837.57 × 615,218.18
  4. Step 4: Simplify right side
    1,124,507.30x = 954,718,685,471.02
  5. Step 5: Solve for x
    x = 954,718,685,471.02/1,124,507.30
  6. Step 6: Final answer
    x = 849,010.66

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Double scale
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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.