Home / 1,560,477.40-2,337,216.90-1,280,541.40

Finding the Fourth Proportional to 1,560,477.40, 2,337,216.90 and 1,280,541.40

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Solution

The fourth proportional to 1,560,477.40, 2,337,216.90 and 1,280,541.40 is: 1,917,940.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,477.40 : 2,337,216.90 = 1,280,541.40 : x
  2. Step 2: Convert to fraction form
    1,560,477.40/2,337,216.90 = 1,280,541.40/x
  3. Step 3: Cross multiply
    1,560,477.40x = 2,337,216.90 × 1,280,541.40
  4. Step 4: Simplify right side
    1,560,477.40x = 2,992,903,001,229.66
  5. Step 5: Solve for x
    x = 2,992,903,001,229.66/1,560,477.40
  6. Step 6: Final answer
    x = 1,917,940.63

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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.