Home / 2,961,783.36-4,442,841.18-831,701.38

Finding the Fourth Proportional to 2,961,783.36, 4,442,841.18 and 831,701.38

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Solution

The fourth proportional to 2,961,783.36, 4,442,841.18 and 831,701.38 is: 1,247,598.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,783.36 : 4,442,841.18 = 831,701.38 : x
  2. Step 2: Convert to fraction form
    2,961,783.36/4,442,841.18 = 831,701.38/x
  3. Step 3: Cross multiply
    2,961,783.36x = 4,442,841.18 × 831,701.38
  4. Step 4: Simplify right side
    2,961,783.36x = 3,695,117,140,526.83
  5. Step 5: Solve for x
    x = 3,695,117,140,526.83/2,961,783.36
  6. Step 6: Final answer
    x = 1,247,598.72

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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.