Home / 1,134,838.38-1,566,067.53-618,582.87

Finding the Fourth Proportional to 1,134,838.38, 1,566,067.53 and 618,582.87

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Solution

The fourth proportional to 1,134,838.38, 1,566,067.53 and 618,582.87 is: 853,639.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,838.38 : 1,566,067.53 = 618,582.87 : x
  2. Step 2: Convert to fraction form
    1,134,838.38/1,566,067.53 = 618,582.87/x
  3. Step 3: Cross multiply
    1,134,838.38x = 1,566,067.53 × 618,582.87
  4. Step 4: Simplify right side
    1,134,838.38x = 968,742,547,321.21
  5. Step 5: Solve for x
    x = 968,742,547,321.21/1,134,838.38
  6. Step 6: Final answer
    x = 853,639.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.