Home / 3,442,510.40-5,159,041.64-2,178,074.48

Finding the Fourth Proportional to 3,442,510.40, 5,159,041.64 and 2,178,074.48

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Solution

The fourth proportional to 3,442,510.40, 5,159,041.64 and 2,178,074.48 is: 3,264,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,510.40 : 5,159,041.64 = 2,178,074.48 : x
  2. Step 2: Convert to fraction form
    3,442,510.40/5,159,041.64 = 2,178,074.48/x
  3. Step 3: Cross multiply
    3,442,510.40x = 5,159,041.64 × 2,178,074.48
  4. Step 4: Simplify right side
    3,442,510.40x = 11,236,776,937,341.35
  5. Step 5: Solve for x
    x = 11,236,776,937,341.35/3,442,510.40
  6. Step 6: Final answer
    x = 3,264,122.87

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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.