Home / 1,420,526.38-1,960,326.33-767,152.34

Finding the Fourth Proportional to 1,420,526.38, 1,960,326.33 and 767,152.34

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Solution

The fourth proportional to 1,420,526.38, 1,960,326.33 and 767,152.34 is: 1,058,670.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,526.38 : 1,960,326.33 = 767,152.34 : x
  2. Step 2: Convert to fraction form
    1,420,526.38/1,960,326.33 = 767,152.34/x
  3. Step 3: Cross multiply
    1,420,526.38x = 1,960,326.33 × 767,152.34
  4. Step 4: Simplify right side
    1,420,526.38x = 1,503,868,936,123.93
  5. Step 5: Solve for x
    x = 1,503,868,936,123.93/1,420,526.38
  6. Step 6: Final answer
    x = 1,058,670.19

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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.