Home / 3,079,195.20-4,249,155.60-1,683,731.16

Finding the Fourth Proportional to 3,079,195.20, 4,249,155.60 and 1,683,731.16

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Solution

The fourth proportional to 3,079,195.20, 4,249,155.60 and 1,683,731.16 is: 2,323,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,195.20 : 4,249,155.60 = 1,683,731.16 : x
  2. Step 2: Convert to fraction form
    3,079,195.20/4,249,155.60 = 1,683,731.16/x
  3. Step 3: Cross multiply
    3,079,195.20x = 4,249,155.60 × 1,683,731.16
  4. Step 4: Simplify right side
    3,079,195.20x = 7,154,435,687,408.50
  5. Step 5: Solve for x
    x = 7,154,435,687,408.50/3,079,195.20
  6. Step 6: Final answer
    x = 2,323,475.85

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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.