Home / 5,658,042.86-8,486,981.31-1,398,211.14

Finding the Fourth Proportional to 5,658,042.86, 8,486,981.31 and 1,398,211.14

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Solution

The fourth proportional to 5,658,042.86, 8,486,981.31 and 1,398,211.14 is: 2,097,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658,042.86 : 8,486,981.31 = 1,398,211.14 : x
  2. Step 2: Convert to fraction form
    5,658,042.86/8,486,981.31 = 1,398,211.14/x
  3. Step 3: Cross multiply
    5,658,042.86x = 8,486,981.31 × 1,398,211.14
  4. Step 4: Simplify right side
    5,658,042.86x = 11,866,591,849,683.27
  5. Step 5: Solve for x
    x = 11,866,591,849,683.27/5,658,042.86
  6. Step 6: Final answer
    x = 2,097,296.21

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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.