Home / 3,124,479.18-4,686,628.05-994,691.10

Finding the Fourth Proportional to 3,124,479.18, 4,686,628.05 and 994,691.10

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Solution

The fourth proportional to 3,124,479.18, 4,686,628.05 and 994,691.10 is: 1,492,007.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,479.18 : 4,686,628.05 = 994,691.10 : x
  2. Step 2: Convert to fraction form
    3,124,479.18/4,686,628.05 = 994,691.10/x
  3. Step 3: Cross multiply
    3,124,479.18x = 4,686,628.05 × 994,691.10
  4. Step 4: Simplify right side
    3,124,479.18x = 4,661,747,210,345.35
  5. Step 5: Solve for x
    x = 4,661,747,210,345.35/3,124,479.18
  6. Step 6: Final answer
    x = 1,492,007.77

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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.