Home / 1,547,444.70-2,321,167.05-1,230,183.90

Finding the Fourth Proportional to 1,547,444.70, 2,321,167.05 and 1,230,183.90

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Solution

The fourth proportional to 1,547,444.70, 2,321,167.05 and 1,230,183.90 is: 1,845,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,444.70 : 2,321,167.05 = 1,230,183.90 : x
  2. Step 2: Convert to fraction form
    1,547,444.70/2,321,167.05 = 1,230,183.90/x
  3. Step 3: Cross multiply
    1,547,444.70x = 2,321,167.05 × 1,230,183.90
  4. Step 4: Simplify right side
    1,547,444.70x = 2,855,462,334,120.49
  5. Step 5: Solve for x
    x = 2,855,462,334,120.49/1,547,444.70
  6. Step 6: Final answer
    x = 1,845,275.85

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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.