Home / 1,045,346.10-1,442,402.74-615,711.77

Finding the Fourth Proportional to 1,045,346.10, 1,442,402.74 and 615,711.77

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Solution

The fourth proportional to 1,045,346.10, 1,442,402.74 and 615,711.77 is: 849,579.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,346.10 : 1,442,402.74 = 615,711.77 : x
  2. Step 2: Convert to fraction form
    1,045,346.10/1,442,402.74 = 615,711.77/x
  3. Step 3: Cross multiply
    1,045,346.10x = 1,442,402.74 × 615,711.77
  4. Step 4: Simplify right side
    1,045,346.10x = 888,104,344,098.25
  5. Step 5: Solve for x
    x = 888,104,344,098.25/1,045,346.10
  6. Step 6: Final answer
    x = 849,579.24

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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.