Home / 1,445,931.90-2,166,616.56-533,860.16

Finding the Fourth Proportional to 1,445,931.90, 2,166,616.56 and 533,860.16

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Solution

The fourth proportional to 1,445,931.90, 2,166,616.56 and 533,860.16 is: 799,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,931.90 : 2,166,616.56 = 533,860.16 : x
  2. Step 2: Convert to fraction form
    1,445,931.90/2,166,616.56 = 533,860.16/x
  3. Step 3: Cross multiply
    1,445,931.90x = 2,166,616.56 × 533,860.16
  4. Step 4: Simplify right side
    1,445,931.90x = 1,156,670,263,380.25
  5. Step 5: Solve for x
    x = 1,156,670,263,380.25/1,445,931.90
  6. Step 6: Final answer
    x = 799,947.95

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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.