Home / 4,889,962.20-7,329,038.40-2,492,572.80

Finding the Fourth Proportional to 4,889,962.20, 7,329,038.40 and 2,492,572.80

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Solution

The fourth proportional to 4,889,962.20, 7,329,038.40 and 2,492,572.80 is: 3,735,849.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,962.20 : 7,329,038.40 = 2,492,572.80 : x
  2. Step 2: Convert to fraction form
    4,889,962.20/7,329,038.40 = 2,492,572.80/x
  3. Step 3: Cross multiply
    4,889,962.20x = 7,329,038.40 × 2,492,572.80
  4. Step 4: Simplify right side
    4,889,962.20x = 18,268,161,765,995.52
  5. Step 5: Solve for x
    x = 18,268,161,765,995.52/4,889,962.20
  6. Step 6: Final answer
    x = 3,735,849.28

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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.