Home / 4,381,549.40-6,561,264.90-2,877,498.20

Finding the Fourth Proportional to 4,381,549.40, 6,561,264.90 and 2,877,498.20

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Solution

The fourth proportional to 4,381,549.40, 6,561,264.90 and 2,877,498.20 is: 4,308,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381,549.40 : 6,561,264.90 = 2,877,498.20 : x
  2. Step 2: Convert to fraction form
    4,381,549.40/6,561,264.90 = 2,877,498.20/x
  3. Step 3: Cross multiply
    4,381,549.40x = 6,561,264.90 × 2,877,498.20
  4. Step 4: Simplify right side
    4,381,549.40x = 18,880,027,939,473.18
  5. Step 5: Solve for x
    x = 18,880,027,939,473.18/4,381,549.40
  6. Step 6: Final answer
    x = 4,308,984.38

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1.5x scale

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.