Home / 1,350,488.10-1,863,466.50-777,417.54

Finding the Fourth Proportional to 1,350,488.10, 1,863,466.50 and 777,417.54

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Solution

The fourth proportional to 1,350,488.10, 1,863,466.50 and 777,417.54 is: 1,072,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,488.10 : 1,863,466.50 = 777,417.54 : x
  2. Step 2: Convert to fraction form
    1,350,488.10/1,863,466.50 = 777,417.54/x
  3. Step 3: Cross multiply
    1,350,488.10x = 1,863,466.50 × 777,417.54
  4. Step 4: Simplify right side
    1,350,488.10x = 1,448,691,542,302.41
  5. Step 5: Solve for x
    x = 1,448,691,542,302.41/1,350,488.10
  6. Step 6: Final answer
    x = 1,072,717.00

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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.