Home / 1,360,149.71-1,877,006.70-748,289.39

Finding the Fourth Proportional to 1,360,149.71, 1,877,006.70 and 748,289.39

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Solution

The fourth proportional to 1,360,149.71, 1,877,006.70 and 748,289.39 is: 1,032,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,149.71 : 1,877,006.70 = 748,289.39 : x
  2. Step 2: Convert to fraction form
    1,360,149.71/1,877,006.70 = 748,289.39/x
  3. Step 3: Cross multiply
    1,360,149.71x = 1,877,006.70 × 748,289.39
  4. Step 4: Simplify right side
    1,360,149.71x = 1,404,544,189,183.88
  5. Step 5: Solve for x
    x = 1,404,544,189,183.88/1,360,149.71
  6. Step 6: Final answer
    x = 1,032,639.41

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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.