Home / 1,913,204.85-2,869,972.47-493,248.93

Finding the Fourth Proportional to 1,913,204.85, 2,869,972.47 and 493,248.93

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Solution

The fourth proportional to 1,913,204.85, 2,869,972.47 and 493,248.93 is: 739,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,204.85 : 2,869,972.47 = 493,248.93 : x
  2. Step 2: Convert to fraction form
    1,913,204.85/2,869,972.47 = 493,248.93/x
  3. Step 3: Cross multiply
    1,913,204.85x = 2,869,972.47 × 493,248.93
  4. Step 4: Simplify right side
    1,913,204.85x = 1,415,610,849,956.96
  5. Step 5: Solve for x
    x = 1,415,610,849,956.96/1,913,204.85
  6. Step 6: Final answer
    x = 739,915.98

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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.