Home / 1,358,822.39-2,038,676.45-684,851.86

Finding the Fourth Proportional to 1,358,822.39, 2,038,676.45 and 684,851.86

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Solution

The fourth proportional to 1,358,822.39, 2,038,676.45 and 684,851.86 is: 1,027,501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,822.39 : 2,038,676.45 = 684,851.86 : x
  2. Step 2: Convert to fraction form
    1,358,822.39/2,038,676.45 = 684,851.86/x
  3. Step 3: Cross multiply
    1,358,822.39x = 2,038,676.45 × 684,851.86
  4. Step 4: Simplify right side
    1,358,822.39x = 1,396,191,357,844.78
  5. Step 5: Solve for x
    x = 1,396,191,357,844.78/1,358,822.39
  6. Step 6: Final answer
    x = 1,027,501.00

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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.