Home / 1,585,966.02-2,188,635.35-860,813.92

Finding the Fourth Proportional to 1,585,966.02, 2,188,635.35 and 860,813.92

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Solution

The fourth proportional to 1,585,966.02, 2,188,635.35 and 860,813.92 is: 1,187,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,966.02 : 2,188,635.35 = 860,813.92 : x
  2. Step 2: Convert to fraction form
    1,585,966.02/2,188,635.35 = 860,813.92/x
  3. Step 3: Cross multiply
    1,585,966.02x = 2,188,635.35 × 860,813.92
  4. Step 4: Simplify right side
    1,585,966.02x = 1,884,007,775,084.07
  5. Step 5: Solve for x
    x = 1,884,007,775,084.07/1,585,966.02
  6. Step 6: Final answer
    x = 1,187,924.43

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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.