Home / 1,157,107.68-1,736,118.39-358,451.51

Finding the Fourth Proportional to 1,157,107.68, 1,736,118.39 and 358,451.51

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Solution

The fourth proportional to 1,157,107.68, 1,736,118.39 and 358,451.51 is: 537,818.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,107.68 : 1,736,118.39 = 358,451.51 : x
  2. Step 2: Convert to fraction form
    1,157,107.68/1,736,118.39 = 358,451.51/x
  3. Step 3: Cross multiply
    1,157,107.68x = 1,736,118.39 × 358,451.51
  4. Step 4: Simplify right side
    1,157,107.68x = 622,314,249,753.68
  5. Step 5: Solve for x
    x = 622,314,249,753.68/1,157,107.68
  6. Step 6: Final answer
    x = 537,818.79

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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.