Home / 1,563,139.29-2,157,132.16-847,747.29

Finding the Fourth Proportional to 1,563,139.29, 2,157,132.16 and 847,747.29

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Solution

The fourth proportional to 1,563,139.29, 2,157,132.16 and 847,747.29 is: 1,169,891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,139.29 : 2,157,132.16 = 847,747.29 : x
  2. Step 2: Convert to fraction form
    1,563,139.29/2,157,132.16 = 847,747.29/x
  3. Step 3: Cross multiply
    1,563,139.29x = 2,157,132.16 × 847,747.29
  4. Step 4: Simplify right side
    1,563,139.29x = 1,828,702,942,811.85
  5. Step 5: Solve for x
    x = 1,828,702,942,811.85/1,563,139.29
  6. Step 6: Final answer
    x = 1,169,891.23

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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.