Home / 1,545,612.40-2,317,338.60-914,201.20

Finding the Fourth Proportional to 1,545,612.40, 2,317,338.60 and 914,201.20

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Solution

The fourth proportional to 1,545,612.40, 2,317,338.60 and 914,201.20 is: 1,370,663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,612.40 : 2,317,338.60 = 914,201.20 : x
  2. Step 2: Convert to fraction form
    1,545,612.40/2,317,338.60 = 914,201.20/x
  3. Step 3: Cross multiply
    1,545,612.40x = 2,317,338.60 × 914,201.20
  4. Step 4: Simplify right side
    1,545,612.40x = 2,118,513,728,926.32
  5. Step 5: Solve for x
    x = 2,118,513,728,926.32/1,545,612.40
  6. Step 6: Final answer
    x = 1,370,663.00

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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.