Home / 2,899,228.60-4,345,343.70-1,478,553.40

Finding the Fourth Proportional to 2,899,228.60, 4,345,343.70 and 1,478,553.40

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Solution

The fourth proportional to 2,899,228.60, 4,345,343.70 and 1,478,553.40 is: 2,216,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899,228.60 : 4,345,343.70 = 1,478,553.40 : x
  2. Step 2: Convert to fraction form
    2,899,228.60/4,345,343.70 = 1,478,553.40/x
  3. Step 3: Cross multiply
    2,899,228.60x = 4,345,343.70 × 1,478,553.40
  4. Step 4: Simplify right side
    2,899,228.60x = 6,424,822,701,803.58
  5. Step 5: Solve for x
    x = 6,424,822,701,803.58/2,899,228.60
  6. Step 6: Final answer
    x = 2,216,045.57

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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.