Home / 3,143,607.60-4,712,646.60-1,881,937.20

Finding the Fourth Proportional to 3,143,607.60, 4,712,646.60 and 1,881,937.20

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Solution

The fourth proportional to 3,143,607.60, 4,712,646.60 and 1,881,937.20 is: 2,821,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,607.60 : 4,712,646.60 = 1,881,937.20 : x
  2. Step 2: Convert to fraction form
    3,143,607.60/4,712,646.60 = 1,881,937.20/x
  3. Step 3: Cross multiply
    3,143,607.60x = 4,712,646.60 × 1,881,937.20
  4. Step 4: Simplify right side
    3,143,607.60x = 8,868,904,946,993.52
  5. Step 5: Solve for x
    x = 8,868,904,946,993.52/3,143,607.60
  6. Step 6: Final answer
    x = 2,821,250.64

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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.