Home / 2,219,876.16-3,063,429.10-1,201,280.91

Finding the Fourth Proportional to 2,219,876.16, 3,063,429.10 and 1,201,280.91

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Solution

The fourth proportional to 2,219,876.16, 3,063,429.10 and 1,201,280.91 is: 1,657,767.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,876.16 : 3,063,429.10 = 1,201,280.91 : x
  2. Step 2: Convert to fraction form
    2,219,876.16/3,063,429.10 = 1,201,280.91/x
  3. Step 3: Cross multiply
    2,219,876.16x = 3,063,429.10 × 1,201,280.91
  4. Step 4: Simplify right side
    2,219,876.16x = 3,680,038,886,982.22
  5. Step 5: Solve for x
    x = 3,680,038,886,982.22/2,219,876.16
  6. Step 6: Final answer
    x = 1,657,767.65

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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.