Home / 1,030,042.80-1,545,064.20-652,129.20

Finding the Fourth Proportional to 1,030,042.80, 1,545,064.20 and 652,129.20

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Solution

The fourth proportional to 1,030,042.80, 1,545,064.20 and 652,129.20 is: 978,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,042.80 : 1,545,064.20 = 652,129.20 : x
  2. Step 2: Convert to fraction form
    1,030,042.80/1,545,064.20 = 652,129.20/x
  3. Step 3: Cross multiply
    1,030,042.80x = 1,545,064.20 × 652,129.20
  4. Step 4: Simplify right side
    1,030,042.80x = 1,007,581,480,694.64
  5. Step 5: Solve for x
    x = 1,007,581,480,694.64/1,030,042.80
  6. Step 6: Final answer
    x = 978,193.80

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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.