Home / 3,406,718.63-5,111,441.17-1,385,117.93

Finding the Fourth Proportional to 3,406,718.63, 5,111,441.17 and 1,385,117.93

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Solution

The fourth proportional to 3,406,718.63, 5,111,441.17 and 1,385,117.93 is: 2,078,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406,718.63 : 5,111,441.17 = 1,385,117.93 : x
  2. Step 2: Convert to fraction form
    3,406,718.63/5,111,441.17 = 1,385,117.93/x
  3. Step 3: Cross multiply
    3,406,718.63x = 5,111,441.17 × 1,385,117.93
  4. Step 4: Simplify right side
    3,406,718.63x = 7,079,948,810,646.37
  5. Step 5: Solve for x
    x = 7,079,948,810,646.37/3,406,718.63
  6. Step 6: Final answer
    x = 2,078,231.16

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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.