Home / 2,899,229.60-4,345,345.20-1,478,554.40

Finding the Fourth Proportional to 2,899,229.60, 4,345,345.20 and 1,478,554.40

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Solution

The fourth proportional to 2,899,229.60, 4,345,345.20 and 1,478,554.40 is: 2,216,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,229.60 : 4,345,345.20 = 1,478,554.40 : x
  2. Step 2: Convert to fraction form
    2,899,229.60/4,345,345.20 = 1,478,554.40/x
  3. Step 3: Cross multiply
    2,899,229.60x = 4,345,345.20 × 1,478,554.40
  4. Step 4: Simplify right side
    2,899,229.60x = 6,424,829,264,978.88
  5. Step 5: Solve for x
    x = 6,424,829,264,978.88/2,899,229.60
  6. Step 6: Final answer
    x = 2,216,047.07

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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.