Home / 1,239,531.90-1,860,084.36-529,565.28

Finding the Fourth Proportional to 1,239,531.90, 1,860,084.36 and 529,565.28

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Solution

The fourth proportional to 1,239,531.90, 1,860,084.36 and 529,565.28 is: 794,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,531.90 : 1,860,084.36 = 529,565.28 : x
  2. Step 2: Convert to fraction form
    1,239,531.90/1,860,084.36 = 529,565.28/x
  3. Step 3: Cross multiply
    1,239,531.90x = 1,860,084.36 × 529,565.28
  4. Step 4: Simplify right side
    1,239,531.90x = 985,036,094,927.02
  5. Step 5: Solve for x
    x = 985,036,094,927.02/1,239,531.90
  6. Step 6: Final answer
    x = 794,683.94

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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.