Home / 926,969.20-1,391,490.60-866,057.20

Finding the Fourth Proportional to 926,969.20, 1,391,490.60 and 866,057.20

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Solution

The fourth proportional to 926,969.20, 1,391,490.60 and 866,057.20 is: 1,300,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,969.20 : 1,391,490.60 = 866,057.20 : x
  2. Step 2: Convert to fraction form
    926,969.20/1,391,490.60 = 866,057.20/x
  3. Step 3: Cross multiply
    926,969.20x = 1,391,490.60 × 866,057.20
  4. Step 4: Simplify right side
    926,969.20x = 1,205,110,452,862.32
  5. Step 5: Solve for x
    x = 1,205,110,452,862.32/926,969.20
  6. Step 6: Final answer
    x = 1,300,054.47

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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.