Home / 1,237,077.16-1,852,465.65-815,073.64

Finding the Fourth Proportional to 1,237,077.16, 1,852,465.65 and 815,073.64

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Solution

The fourth proportional to 1,237,077.16, 1,852,465.65 and 815,073.64 is: 1,220,534.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,077.16 : 1,852,465.65 = 815,073.64 : x
  2. Step 2: Convert to fraction form
    1,237,077.16/1,852,465.65 = 815,073.64/x
  3. Step 3: Cross multiply
    1,237,077.16x = 1,852,465.65 × 815,073.64
  4. Step 4: Simplify right side
    1,237,077.16x = 1,509,895,920,320.47
  5. Step 5: Solve for x
    x = 1,509,895,920,320.47/1,237,077.16
  6. Step 6: Final answer
    x = 1,220,534.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.