Home / 3,020,145.28-4,167,801.18-1,662,018.28

Finding the Fourth Proportional to 3,020,145.28, 4,167,801.18 and 1,662,018.28

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Solution

The fourth proportional to 3,020,145.28, 4,167,801.18 and 1,662,018.28 is: 2,293,585.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,145.28 : 4,167,801.18 = 1,662,018.28 : x
  2. Step 2: Convert to fraction form
    3,020,145.28/4,167,801.18 = 1,662,018.28/x
  3. Step 3: Cross multiply
    3,020,145.28x = 4,167,801.18 × 1,662,018.28
  4. Step 4: Simplify right side
    3,020,145.28x = 6,926,961,748,565.57
  5. Step 5: Solve for x
    x = 6,926,961,748,565.57/3,020,145.28
  6. Step 6: Final answer
    x = 2,293,585.61

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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.