Home / 1,691,339.18-2,537,381.93-493,355.25

Finding the Fourth Proportional to 1,691,339.18, 2,537,381.93 and 493,355.25

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Solution

The fourth proportional to 1,691,339.18, 2,537,381.93 and 493,355.25 is: 740,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,339.18 : 2,537,381.93 = 493,355.25 : x
  2. Step 2: Convert to fraction form
    1,691,339.18/2,537,381.93 = 493,355.25/x
  3. Step 3: Cross multiply
    1,691,339.18x = 2,537,381.93 × 493,355.25
  4. Step 4: Simplify right side
    1,691,339.18x = 1,251,830,693,953.86
  5. Step 5: Solve for x
    x = 1,251,830,693,953.86/1,691,339.18
  6. Step 6: Final answer
    x = 740,141.72

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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.