Home / 1,249,106.50-1,723,767.78-676,151.38

Finding the Fourth Proportional to 1,249,106.50, 1,723,767.78 and 676,151.38

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Solution

The fourth proportional to 1,249,106.50, 1,723,767.78 and 676,151.38 is: 933,089.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,106.50 : 1,723,767.78 = 676,151.38 : x
  2. Step 2: Convert to fraction form
    1,249,106.50/1,723,767.78 = 676,151.38/x
  3. Step 3: Cross multiply
    1,249,106.50x = 1,723,767.78 × 676,151.38
  4. Step 4: Simplify right side
    1,249,106.50x = 1,165,527,963,246.54
  5. Step 5: Solve for x
    x = 1,165,527,963,246.54/1,249,106.50
  6. Step 6: Final answer
    x = 933,089.34

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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.