Home / 3,123,042.15-4,300,217.28-2,733,678.58

Finding the Fourth Proportional to 3,123,042.15, 4,300,217.28 and 2,733,678.58

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Solution

The fourth proportional to 3,123,042.15, 4,300,217.28 and 2,733,678.58 is: 3,764,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,042.15 : 4,300,217.28 = 2,733,678.58 : x
  2. Step 2: Convert to fraction form
    3,123,042.15/4,300,217.28 = 2,733,678.58/x
  3. Step 3: Cross multiply
    3,123,042.15x = 4,300,217.28 × 2,733,678.58
  4. Step 4: Simplify right side
    3,123,042.15x = 11,755,411,880,652.42
  5. Step 5: Solve for x
    x = 11,755,411,880,652.42/3,123,042.15
  6. Step 6: Final answer
    x = 3,764,090.05

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1.5x scale

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.