Home / 3,748,347.76-5,622,521.68-908,459.90

Finding the Fourth Proportional to 3,748,347.76, 5,622,521.68 and 908,459.90

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Solution

The fourth proportional to 3,748,347.76, 5,622,521.68 and 908,459.90 is: 1,362,689.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,347.76 : 5,622,521.68 = 908,459.90 : x
  2. Step 2: Convert to fraction form
    3,748,347.76/5,622,521.68 = 908,459.90/x
  3. Step 3: Cross multiply
    3,748,347.76x = 5,622,521.68 × 908,459.90
  4. Step 4: Simplify right side
    3,748,347.76x = 5,107,835,483,160.63
  5. Step 5: Solve for x
    x = 5,107,835,483,160.63/3,748,347.76
  6. Step 6: Final answer
    x = 1,362,689.86

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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.