Home / 6,579,404.40-9,869,106.60-1,787,687.40

Finding the Fourth Proportional to 6,579,404.40, 9,869,106.60 and 1,787,687.40

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Solution

The fourth proportional to 6,579,404.40, 9,869,106.60 and 1,787,687.40 is: 2,681,531.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,404.40 : 9,869,106.60 = 1,787,687.40 : x
  2. Step 2: Convert to fraction form
    6,579,404.40/9,869,106.60 = 1,787,687.40/x
  3. Step 3: Cross multiply
    6,579,404.40x = 9,869,106.60 × 1,787,687.40
  4. Step 4: Simplify right side
    6,579,404.40x = 17,642,877,518,076.84
  5. Step 5: Solve for x
    x = 17,642,877,518,076.84/6,579,404.40
  6. Step 6: Final answer
    x = 2,681,531.10

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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.