Home / 3,291,897.60-4,936,982.40-1,397,664

Finding the Fourth Proportional to 3,291,897.60, 4,936,982.40 and 1,397,664

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Solution

The fourth proportional to 3,291,897.60, 4,936,982.40 and 1,397,664 is: 2,096,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,897.60 : 4,936,982.40 = 1,397,664 : x
  2. Step 2: Convert to fraction form
    3,291,897.60/4,936,982.40 = 1,397,664/x
  3. Step 3: Cross multiply
    3,291,897.60x = 4,936,982.40 × 1,397,664
  4. Step 4: Simplify right side
    3,291,897.60x = 6,900,242,569,113.60
  5. Step 5: Solve for x
    x = 6,900,242,569,113.60/3,291,897.60
  6. Step 6: Final answer
    x = 2,096,129.17

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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.