Home / 4,012,310.40-6,018,465.60-2,666,284.80

Finding the Fourth Proportional to 4,012,310.40, 6,018,465.60 and 2,666,284.80

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Solution

The fourth proportional to 4,012,310.40, 6,018,465.60 and 2,666,284.80 is: 3,999,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,310.40 : 6,018,465.60 = 2,666,284.80 : x
  2. Step 2: Convert to fraction form
    4,012,310.40/6,018,465.60 = 2,666,284.80/x
  3. Step 3: Cross multiply
    4,012,310.40x = 6,018,465.60 × 2,666,284.80
  4. Step 4: Simplify right side
    4,012,310.40x = 16,046,943,348,602.88
  5. Step 5: Solve for x
    x = 16,046,943,348,602.88/4,012,310.40
  6. Step 6: Final answer
    x = 3,999,427.20

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Similar ratio
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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.