Home / 3,132,314.80-4,698,472.20-1,930,339.60

Finding the Fourth Proportional to 3,132,314.80, 4,698,472.20 and 1,930,339.60

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Solution

The fourth proportional to 3,132,314.80, 4,698,472.20 and 1,930,339.60 is: 2,895,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,314.80 : 4,698,472.20 = 1,930,339.60 : x
  2. Step 2: Convert to fraction form
    3,132,314.80/4,698,472.20 = 1,930,339.60/x
  3. Step 3: Cross multiply
    3,132,314.80x = 4,698,472.20 × 1,930,339.60
  4. Step 4: Simplify right side
    3,132,314.80x = 9,069,646,947,159.12
  5. Step 5: Solve for x
    x = 9,069,646,947,159.12/3,132,314.80
  6. Step 6: Final answer
    x = 2,895,509.40

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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.