Home / 1,533,438.52-2,116,159.46-845,134.96

Finding the Fourth Proportional to 1,533,438.52, 2,116,159.46 and 845,134.96

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Solution

The fourth proportional to 1,533,438.52, 2,116,159.46 and 845,134.96 is: 1,166,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,438.52 : 2,116,159.46 = 845,134.96 : x
  2. Step 2: Convert to fraction form
    1,533,438.52/2,116,159.46 = 845,134.96/x
  3. Step 3: Cross multiply
    1,533,438.52x = 2,116,159.46 × 845,134.96
  4. Step 4: Simplify right side
    1,533,438.52x = 1,788,440,340,580.72
  5. Step 5: Solve for x
    x = 1,788,440,340,580.72/1,533,438.52
  6. Step 6: Final answer
    x = 1,166,294.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.