Home / 4,692,000.10-7,038,000.15-2,889,037.30

Finding the Fourth Proportional to 4,692,000.10, 7,038,000.15 and 2,889,037.30

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Solution

The fourth proportional to 4,692,000.10, 7,038,000.15 and 2,889,037.30 is: 4,333,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,000.10 : 7,038,000.15 = 2,889,037.30 : x
  2. Step 2: Convert to fraction form
    4,692,000.10/7,038,000.15 = 2,889,037.30/x
  3. Step 3: Cross multiply
    4,692,000.10x = 7,038,000.15 × 2,889,037.30
  4. Step 4: Simplify right side
    4,692,000.10x = 20,333,044,950,755.59
  5. Step 5: Solve for x
    x = 20,333,044,950,755.59/4,692,000.10
  6. Step 6: Final answer
    x = 4,333,555.95

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Similar ratio
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1.5x scale

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.