Home / 1,465,840.86-2,198,793.22-1,031,784.56

Finding the Fourth Proportional to 1,465,840.86, 2,198,793.22 and 1,031,784.56

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Solution

The fourth proportional to 1,465,840.86, 2,198,793.22 and 1,031,784.56 is: 1,547,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,840.86 : 2,198,793.22 = 1,031,784.56 : x
  2. Step 2: Convert to fraction form
    1,465,840.86/2,198,793.22 = 1,031,784.56/x
  3. Step 3: Cross multiply
    1,465,840.86x = 2,198,793.22 × 1,031,784.56
  4. Step 4: Simplify right side
    1,465,840.86x = 2,268,680,904,970.84
  5. Step 5: Solve for x
    x = 2,268,680,904,970.84/1,465,840.86
  6. Step 6: Final answer
    x = 1,547,699.32

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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.