Home / 2,927,720.70-4,391,581.05-2,465,826.30

Finding the Fourth Proportional to 2,927,720.70, 4,391,581.05 and 2,465,826.30

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Solution

The fourth proportional to 2,927,720.70, 4,391,581.05 and 2,465,826.30 is: 3,698,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,720.70 : 4,391,581.05 = 2,465,826.30 : x
  2. Step 2: Convert to fraction form
    2,927,720.70/4,391,581.05 = 2,465,826.30/x
  3. Step 3: Cross multiply
    2,927,720.70x = 4,391,581.05 × 2,465,826.30
  4. Step 4: Simplify right side
    2,927,720.70x = 10,828,876,051,671.61
  5. Step 5: Solve for x
    x = 10,828,876,051,671.61/2,927,720.70
  6. Step 6: Final answer
    x = 3,698,739.45

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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.