Home / 2,148,155.20-3,224,722.40-1,152,827.20

Finding the Fourth Proportional to 2,148,155.20, 3,224,722.40 and 1,152,827.20

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Solution

The fourth proportional to 2,148,155.20, 3,224,722.40 and 1,152,827.20 is: 1,730,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,155.20 : 3,224,722.40 = 1,152,827.20 : x
  2. Step 2: Convert to fraction form
    2,148,155.20/3,224,722.40 = 1,152,827.20/x
  3. Step 3: Cross multiply
    2,148,155.20x = 3,224,722.40 × 1,152,827.20
  4. Step 4: Simplify right side
    2,148,155.20x = 3,717,547,695,169.28
  5. Step 5: Solve for x
    x = 3,717,547,695,169.28/2,148,155.20
  6. Step 6: Final answer
    x = 1,730,576.87

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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.