Home / 1,585,938.13-2,188,597.02-860,786.11

Finding the Fourth Proportional to 1,585,938.13, 2,188,597.02 and 860,786.11

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Solution

The fourth proportional to 1,585,938.13, 2,188,597.02 and 860,786.11 is: 1,187,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,938.13 : 2,188,597.02 = 860,786.11 : x
  2. Step 2: Convert to fraction form
    1,585,938.13/2,188,597.02 = 860,786.11/x
  3. Step 3: Cross multiply
    1,585,938.13x = 2,188,597.02 × 860,786.11
  4. Step 4: Simplify right side
    1,585,938.13x = 1,883,913,915,203.39
  5. Step 5: Solve for x
    x = 1,883,913,915,203.39/1,585,938.13
  6. Step 6: Final answer
    x = 1,187,886.13

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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.