Home / 1,249,565.40-1,873,959.90-450,743.16

Finding the Fourth Proportional to 1,249,565.40, 1,873,959.90 and 450,743.16

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Solution

The fourth proportional to 1,249,565.40, 1,873,959.90 and 450,743.16 is: 675,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,565.40 : 1,873,959.90 = 450,743.16 : x
  2. Step 2: Convert to fraction form
    1,249,565.40/1,873,959.90 = 450,743.16/x
  3. Step 3: Cross multiply
    1,249,565.40x = 1,873,959.90 × 450,743.16
  4. Step 4: Simplify right side
    1,249,565.40x = 844,674,607,039.28
  5. Step 5: Solve for x
    x = 844,674,607,039.28/1,249,565.40
  6. Step 6: Final answer
    x = 675,974.71

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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.