Home / 1,296,043.60-1,944,065.40-896,573.20

Finding the Fourth Proportional to 1,296,043.60, 1,944,065.40 and 896,573.20

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Solution

The fourth proportional to 1,296,043.60, 1,944,065.40 and 896,573.20 is: 1,344,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,043.60 : 1,944,065.40 = 896,573.20 : x
  2. Step 2: Convert to fraction form
    1,296,043.60/1,944,065.40 = 896,573.20/x
  3. Step 3: Cross multiply
    1,296,043.60x = 1,944,065.40 × 896,573.20
  4. Step 4: Simplify right side
    1,296,043.60x = 1,742,996,936,687.28
  5. Step 5: Solve for x
    x = 1,742,996,936,687.28/1,296,043.60
  6. Step 6: Final answer
    x = 1,344,859.80

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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.