Home / 1,582,649.20-2,374,994.40-873,186.40

Finding the Fourth Proportional to 1,582,649.20, 2,374,994.40 and 873,186.40

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Solution

The fourth proportional to 1,582,649.20, 2,374,994.40 and 873,186.40 is: 1,310,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,649.20 : 2,374,994.40 = 873,186.40 : x
  2. Step 2: Convert to fraction form
    1,582,649.20/2,374,994.40 = 873,186.40/x
  3. Step 3: Cross multiply
    1,582,649.20x = 2,374,994.40 × 873,186.40
  4. Step 4: Simplify right side
    1,582,649.20x = 2,073,812,810,156.16
  5. Step 5: Solve for x
    x = 2,073,812,810,156.16/1,582,649.20
  6. Step 6: Final answer
    x = 1,310,342.69

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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.