Home / 1,013,666.55-1,399,016.88-578,084.82

Finding the Fourth Proportional to 1,013,666.55, 1,399,016.88 and 578,084.82

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Solution

The fourth proportional to 1,013,666.55, 1,399,016.88 and 578,084.82 is: 797,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,666.55 : 1,399,016.88 = 578,084.82 : x
  2. Step 2: Convert to fraction form
    1,013,666.55/1,399,016.88 = 578,084.82/x
  3. Step 3: Cross multiply
    1,013,666.55x = 1,399,016.88 × 578,084.82
  4. Step 4: Simplify right side
    1,013,666.55x = 808,750,421,251.76
  5. Step 5: Solve for x
    x = 808,750,421,251.76/1,013,666.55
  6. Step 6: Final answer
    x = 797,846.61

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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.