Home / 1,145,424.85-1,580,594.11-662,021.30

Finding the Fourth Proportional to 1,145,424.85, 1,580,594.11 and 662,021.30

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Solution

The fourth proportional to 1,145,424.85, 1,580,594.11 and 662,021.30 is: 913,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,424.85 : 1,580,594.11 = 662,021.30 : x
  2. Step 2: Convert to fraction form
    1,145,424.85/1,580,594.11 = 662,021.30/x
  3. Step 3: Cross multiply
    1,145,424.85x = 1,580,594.11 × 662,021.30
  4. Step 4: Simplify right side
    1,145,424.85x = 1,046,386,969,770.98
  5. Step 5: Solve for x
    x = 1,046,386,969,770.98/1,145,424.85
  6. Step 6: Final answer
    x = 913,536.12

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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.