Home / 1,560,143.10-2,340,214.65-1,308,200.70

Finding the Fourth Proportional to 1,560,143.10, 2,340,214.65 and 1,308,200.70

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Solution

The fourth proportional to 1,560,143.10, 2,340,214.65 and 1,308,200.70 is: 1,962,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,143.10 : 2,340,214.65 = 1,308,200.70 : x
  2. Step 2: Convert to fraction form
    1,560,143.10/2,340,214.65 = 1,308,200.70/x
  3. Step 3: Cross multiply
    1,560,143.10x = 2,340,214.65 × 1,308,200.70
  4. Step 4: Simplify right side
    1,560,143.10x = 3,061,470,443,280.26
  5. Step 5: Solve for x
    x = 3,061,470,443,280.26/1,560,143.10
  6. Step 6: Final answer
    x = 1,962,301.05

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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.