Home / 2,221,267.15-3,329,381.91-1,020,708.72

Finding the Fourth Proportional to 2,221,267.15, 3,329,381.91 and 1,020,708.72

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Solution

The fourth proportional to 2,221,267.15, 3,329,381.91 and 1,020,708.72 is: 1,529,905.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,267.15 : 3,329,381.91 = 1,020,708.72 : x
  2. Step 2: Convert to fraction form
    2,221,267.15/3,329,381.91 = 1,020,708.72/x
  3. Step 3: Cross multiply
    2,221,267.15x = 3,329,381.91 × 1,020,708.72
  4. Step 4: Simplify right side
    2,221,267.15x = 3,398,329,151,574.91
  5. Step 5: Solve for x
    x = 3,398,329,151,574.91/2,221,267.15
  6. Step 6: Final answer
    x = 1,529,905.64

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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.