Home / 3,154,013.80-4,730,502.94-879,693

Finding the Fourth Proportional to 3,154,013.80, 4,730,502.94 and 879,693

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Solution

The fourth proportional to 3,154,013.80, 4,730,502.94 and 879,693 is: 1,319,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,013.80 : 4,730,502.94 = 879,693 : x
  2. Step 2: Convert to fraction form
    3,154,013.80/4,730,502.94 = 879,693/x
  3. Step 3: Cross multiply
    3,154,013.80x = 4,730,502.94 × 879,693
  4. Step 4: Simplify right side
    3,154,013.80x = 4,161,390,322,797.42
  5. Step 5: Solve for x
    x = 4,161,390,322,797.42/3,154,013.80
  6. Step 6: Final answer
    x = 1,319,395.09

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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.