Home / 1,582,948.38-2,184,508.67-971,438.88

Finding the Fourth Proportional to 1,582,948.38, 2,184,508.67 and 971,438.88

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Solution

The fourth proportional to 1,582,948.38, 2,184,508.67 and 971,438.88 is: 1,340,610.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,948.38 : 2,184,508.67 = 971,438.88 : x
  2. Step 2: Convert to fraction form
    1,582,948.38/2,184,508.67 = 971,438.88/x
  3. Step 3: Cross multiply
    1,582,948.38x = 2,184,508.67 × 971,438.88
  4. Step 4: Simplify right side
    1,582,948.38x = 2,122,116,650,877.90
  5. Step 5: Solve for x
    x = 2,122,116,650,877.90/1,582,948.38
  6. Step 6: Final answer
    x = 1,340,610.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.