Home / 1,038,638.88-1,557,942.12-532,908

Finding the Fourth Proportional to 1,038,638.88, 1,557,942.12 and 532,908

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Solution

The fourth proportional to 1,038,638.88, 1,557,942.12 and 532,908 is: 799,353.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,638.88 : 1,557,942.12 = 532,908 : x
  2. Step 2: Convert to fraction form
    1,038,638.88/1,557,942.12 = 532,908/x
  3. Step 3: Cross multiply
    1,038,638.88x = 1,557,942.12 × 532,908
  4. Step 4: Simplify right side
    1,038,638.88x = 830,239,819,284.96
  5. Step 5: Solve for x
    x = 830,239,819,284.96/1,038,638.88
  6. Step 6: Final answer
    x = 799,353.69

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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.