Home / 3,466,903.60-5,198,281.80-1,787,287.60

Finding the Fourth Proportional to 3,466,903.60, 5,198,281.80 and 1,787,287.60

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Solution

The fourth proportional to 3,466,903.60, 5,198,281.80 and 1,787,287.60 is: 2,679,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,903.60 : 5,198,281.80 = 1,787,287.60 : x
  2. Step 2: Convert to fraction form
    3,466,903.60/5,198,281.80 = 1,787,287.60/x
  3. Step 3: Cross multiply
    3,466,903.60x = 5,198,281.80 × 1,787,287.60
  4. Step 4: Simplify right side
    3,466,903.60x = 9,290,824,602,445.68
  5. Step 5: Solve for x
    x = 9,290,824,602,445.68/3,466,903.60
  6. Step 6: Final answer
    x = 2,679,862.40

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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.