Home / 1,124,029.80-1,685,621.52-365,672.88

Finding the Fourth Proportional to 1,124,029.80, 1,685,621.52 and 365,672.88

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Solution

The fourth proportional to 1,124,029.80, 1,685,621.52 and 365,672.88 is: 548,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,029.80 : 1,685,621.52 = 365,672.88 : x
  2. Step 2: Convert to fraction form
    1,124,029.80/1,685,621.52 = 365,672.88/x
  3. Step 3: Cross multiply
    1,124,029.80x = 1,685,621.52 × 365,672.88
  4. Step 4: Simplify right side
    1,124,029.80x = 616,386,075,808.38
  5. Step 5: Solve for x
    x = 616,386,075,808.38/1,124,029.80
  6. Step 6: Final answer
    x = 548,371.65

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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.