Home / 1,433,920.31-2,150,880.51-535,432.19

Finding the Fourth Proportional to 1,433,920.31, 2,150,880.51 and 535,432.19

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Solution

The fourth proportional to 1,433,920.31, 2,150,880.51 and 535,432.19 is: 803,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,920.31 : 2,150,880.51 = 535,432.19 : x
  2. Step 2: Convert to fraction form
    1,433,920.31/2,150,880.51 = 535,432.19/x
  3. Step 3: Cross multiply
    1,433,920.31x = 2,150,880.51 × 535,432.19
  4. Step 4: Simplify right side
    1,433,920.31x = 1,151,650,651,143.21
  5. Step 5: Solve for x
    x = 1,151,650,651,143.21/1,433,920.31
  6. Step 6: Final answer
    x = 803,148.30

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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.