Home / 2,901,335.10-4,003,666.11-1,612,131.42

Finding the Fourth Proportional to 2,901,335.10, 4,003,666.11 and 1,612,131.42

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Solution

The fourth proportional to 2,901,335.10, 4,003,666.11 and 1,612,131.42 is: 2,224,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,335.10 : 4,003,666.11 = 1,612,131.42 : x
  2. Step 2: Convert to fraction form
    2,901,335.10/4,003,666.11 = 1,612,131.42/x
  3. Step 3: Cross multiply
    2,901,335.10x = 4,003,666.11 × 1,612,131.42
  4. Step 4: Simplify right side
    2,901,335.10x = 6,454,435,931,120.18
  5. Step 5: Solve for x
    x = 6,454,435,931,120.18/2,901,335.10
  6. Step 6: Final answer
    x = 2,224,643.38

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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.