Home / 2,712,943.60-4,069,415.40-2,085,026.80

Finding the Fourth Proportional to 2,712,943.60, 4,069,415.40 and 2,085,026.80

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Solution

The fourth proportional to 2,712,943.60, 4,069,415.40 and 2,085,026.80 is: 3,127,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,943.60 : 4,069,415.40 = 2,085,026.80 : x
  2. Step 2: Convert to fraction form
    2,712,943.60/4,069,415.40 = 2,085,026.80/x
  3. Step 3: Cross multiply
    2,712,943.60x = 4,069,415.40 × 2,085,026.80
  4. Step 4: Simplify right side
    2,712,943.60x = 8,484,840,169,332.72
  5. Step 5: Solve for x
    x = 8,484,840,169,332.72/2,712,943.60
  6. Step 6: Final answer
    x = 3,127,540.20

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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.