Home / 1,448,067.76-1,998,347.28-803,547.92

Finding the Fourth Proportional to 1,448,067.76, 1,998,347.28 and 803,547.92

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Solution

The fourth proportional to 1,448,067.76, 1,998,347.28 and 803,547.92 is: 1,108,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,067.76 : 1,998,347.28 = 803,547.92 : x
  2. Step 2: Convert to fraction form
    1,448,067.76/1,998,347.28 = 803,547.92/x
  3. Step 3: Cross multiply
    1,448,067.76x = 1,998,347.28 × 803,547.92
  4. Step 4: Simplify right side
    1,448,067.76x = 1,605,767,800,281.66
  5. Step 5: Solve for x
    x = 1,605,767,800,281.66/1,448,067.76
  6. Step 6: Final answer
    x = 1,108,903.77

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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.