Home / 1,435,428.90-2,153,071.71-536,804.55

Finding the Fourth Proportional to 1,435,428.90, 2,153,071.71 and 536,804.55

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Solution

The fourth proportional to 1,435,428.90, 2,153,071.71 and 536,804.55 is: 805,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,428.90 : 2,153,071.71 = 536,804.55 : x
  2. Step 2: Convert to fraction form
    1,435,428.90/2,153,071.71 = 536,804.55/x
  3. Step 3: Cross multiply
    1,435,428.90x = 2,153,071.71 × 536,804.55
  4. Step 4: Simplify right side
    1,435,428.90x = 1,155,778,690,404.28
  5. Step 5: Solve for x
    x = 1,155,778,690,404.28/1,435,428.90
  6. Step 6: Final answer
    x = 805,180.03

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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.