Home / 1,561,726.98-2,338,364.40-1,020,635.24

Finding the Fourth Proportional to 1,561,726.98, 2,338,364.40 and 1,020,635.24

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Solution

The fourth proportional to 1,561,726.98, 2,338,364.40 and 1,020,635.24 is: 1,528,190.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,726.98 : 2,338,364.40 = 1,020,635.24 : x
  2. Step 2: Convert to fraction form
    1,561,726.98/2,338,364.40 = 1,020,635.24/x
  3. Step 3: Cross multiply
    1,561,726.98x = 2,338,364.40 × 1,020,635.24
  4. Step 4: Simplify right side
    1,561,726.98x = 2,386,617,095,082.25
  5. Step 5: Solve for x
    x = 2,386,617,095,082.25/1,561,726.98
  6. Step 6: Final answer
    x = 1,528,190.99

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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.