Home / 1,351,320.04-1,864,821.80-739,472.93

Finding the Fourth Proportional to 1,351,320.04, 1,864,821.80 and 739,472.93

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Solution

The fourth proportional to 1,351,320.04, 1,864,821.80 and 739,472.93 is: 1,020,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,320.04 : 1,864,821.80 = 739,472.93 : x
  2. Step 2: Convert to fraction form
    1,351,320.04/1,864,821.80 = 739,472.93/x
  3. Step 3: Cross multiply
    1,351,320.04x = 1,864,821.80 × 739,472.93
  4. Step 4: Simplify right side
    1,351,320.04x = 1,378,985,227,352.40
  5. Step 5: Solve for x
    x = 1,378,985,227,352.40/1,351,320.04
  6. Step 6: Final answer
    x = 1,020,472.71

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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.