Home / 1,255,996.84-1,883,488.04-487,089.76

Finding the Fourth Proportional to 1,255,996.84, 1,883,488.04 and 487,089.76

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Solution

The fourth proportional to 1,255,996.84, 1,883,488.04 and 487,089.76 is: 730,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,996.84 : 1,883,488.04 = 487,089.76 : x
  2. Step 2: Convert to fraction form
    1,255,996.84/1,883,488.04 = 487,089.76/x
  3. Step 3: Cross multiply
    1,255,996.84x = 1,883,488.04 × 487,089.76
  4. Step 4: Simplify right side
    1,255,996.84x = 917,427,737,366.47
  5. Step 5: Solve for x
    x = 917,427,737,366.47/1,255,996.84
  6. Step 6: Final answer
    x = 730,437.93

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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.