Home / 1,016,693.84-1,525,045.97-342,780.98

Finding the Fourth Proportional to 1,016,693.84, 1,525,045.97 and 342,780.98

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Solution

The fourth proportional to 1,016,693.84, 1,525,045.97 and 342,780.98 is: 514,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,693.84 : 1,525,045.97 = 342,780.98 : x
  2. Step 2: Convert to fraction form
    1,016,693.84/1,525,045.97 = 342,780.98/x
  3. Step 3: Cross multiply
    1,016,693.84x = 1,525,045.97 × 342,780.98
  4. Step 4: Simplify right side
    1,016,693.84x = 522,756,745,373.37
  5. Step 5: Solve for x
    x = 522,756,745,373.37/1,016,693.84
  6. Step 6: Final answer
    x = 514,173.22

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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.