Home / 1,350,827.60-1,864,156.78-738,967.20

Finding the Fourth Proportional to 1,350,827.60, 1,864,156.78 and 738,967.20

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Solution

The fourth proportional to 1,350,827.60, 1,864,156.78 and 738,967.20 is: 1,019,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,827.60 : 1,864,156.78 = 738,967.20 : x
  2. Step 2: Convert to fraction form
    1,350,827.60/1,864,156.78 = 738,967.20/x
  3. Step 3: Cross multiply
    1,350,827.60x = 1,864,156.78 × 738,967.20
  4. Step 4: Simplify right side
    1,350,827.60x = 1,377,550,710,010.74
  5. Step 5: Solve for x
    x = 1,377,550,710,010.74/1,350,827.60
  6. Step 6: Final answer
    x = 1,019,782.77

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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.