Home / 1,908,453.90-2,862,679.02-488,507.70

Finding the Fourth Proportional to 1,908,453.90, 2,862,679.02 and 488,507.70

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Solution

The fourth proportional to 1,908,453.90, 2,862,679.02 and 488,507.70 is: 732,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,453.90 : 2,862,679.02 = 488,507.70 : x
  2. Step 2: Convert to fraction form
    1,908,453.90/2,862,679.02 = 488,507.70/x
  3. Step 3: Cross multiply
    1,908,453.90x = 2,862,679.02 × 488,507.70
  4. Step 4: Simplify right side
    1,908,453.90x = 1,398,440,743,898.45
  5. Step 5: Solve for x
    x = 1,398,440,743,898.45/1,908,453.90
  6. Step 6: Final answer
    x = 732,761.08

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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.