Home / 1,435,429.90-2,153,073.21-536,805.55

Finding the Fourth Proportional to 1,435,429.90, 2,153,073.21 and 536,805.55

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Solution

The fourth proportional to 1,435,429.90, 2,153,073.21 and 536,805.55 is: 805,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,429.90 : 2,153,073.21 = 536,805.55 : x
  2. Step 2: Convert to fraction form
    1,435,429.90/2,153,073.21 = 536,805.55/x
  3. Step 3: Cross multiply
    1,435,429.90x = 2,153,073.21 × 536,805.55
  4. Step 4: Simplify right side
    1,435,429.90x = 1,155,781,648,684.32
  5. Step 5: Solve for x
    x = 1,155,781,648,684.32/1,435,429.90
  6. Step 6: Final answer
    x = 805,181.53

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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.