Home / 1,020,425.04-1,529,645.04-487,807.92

Finding the Fourth Proportional to 1,020,425.04, 1,529,645.04 and 487,807.92

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Solution

The fourth proportional to 1,020,425.04, 1,529,645.04 and 487,807.92 is: 731,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,425.04 : 1,529,645.04 = 487,807.92 : x
  2. Step 2: Convert to fraction form
    1,020,425.04/1,529,645.04 = 487,807.92/x
  3. Step 3: Cross multiply
    1,020,425.04x = 1,529,645.04 × 487,807.92
  4. Step 4: Simplify right side
    1,020,425.04x = 746,172,965,300.72
  5. Step 5: Solve for x
    x = 746,172,965,300.72/1,020,425.04
  6. Step 6: Final answer
    x = 731,237.41

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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.