Home / 1,249,013.92-1,723,672.81-758,816.55

Finding the Fourth Proportional to 1,249,013.92, 1,723,672.81 and 758,816.55

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Solution

The fourth proportional to 1,249,013.92, 1,723,672.81 and 758,816.55 is: 1,047,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,013.92 : 1,723,672.81 = 758,816.55 : x
  2. Step 2: Convert to fraction form
    1,249,013.92/1,723,672.81 = 758,816.55/x
  3. Step 3: Cross multiply
    1,249,013.92x = 1,723,672.81 × 758,816.55
  4. Step 4: Simplify right side
    1,249,013.92x = 1,307,951,455,013.01
  5. Step 5: Solve for x
    x = 1,307,951,455,013.01/1,249,013.92
  6. Step 6: Final answer
    x = 1,047,187.25

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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.