Home / 1,715,535.80-2,367,393.72-990,359

Finding the Fourth Proportional to 1,715,535.80, 2,367,393.72 and 990,359

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Solution

The fourth proportional to 1,715,535.80, 2,367,393.72 and 990,359 is: 1,366,669.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,535.80 : 2,367,393.72 = 990,359 : x
  2. Step 2: Convert to fraction form
    1,715,535.80/2,367,393.72 = 990,359/x
  3. Step 3: Cross multiply
    1,715,535.80x = 2,367,393.72 × 990,359
  4. Step 4: Simplify right side
    1,715,535.80x = 2,344,569,677,145.48
  5. Step 5: Solve for x
    x = 2,344,569,677,145.48/1,715,535.80
  6. Step 6: Final answer
    x = 1,366,669.05

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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.