Home / 1,943,133.20-2,913,317.40-744,592.40

Finding the Fourth Proportional to 1,943,133.20, 2,913,317.40 and 744,592.40

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Solution

The fourth proportional to 1,943,133.20, 2,913,317.40 and 744,592.40 is: 1,116,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,133.20 : 2,913,317.40 = 744,592.40 : x
  2. Step 2: Convert to fraction form
    1,943,133.20/2,913,317.40 = 744,592.40/x
  3. Step 3: Cross multiply
    1,943,133.20x = 2,913,317.40 × 744,592.40
  4. Step 4: Simplify right side
    1,943,133.20x = 2,169,233,994,827.76
  5. Step 5: Solve for x
    x = 2,169,233,994,827.76/1,943,133.20
  6. Step 6: Final answer
    x = 1,116,358.88

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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.