Home / 1,226,565.50-1,692,676.42-675,345.32

Finding the Fourth Proportional to 1,226,565.50, 1,692,676.42 and 675,345.32

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Solution

The fourth proportional to 1,226,565.50, 1,692,676.42 and 675,345.32 is: 931,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,565.50 : 1,692,676.42 = 675,345.32 : x
  2. Step 2: Convert to fraction form
    1,226,565.50/1,692,676.42 = 675,345.32/x
  3. Step 3: Cross multiply
    1,226,565.50x = 1,692,676.42 × 675,345.32
  4. Step 4: Simplify right side
    1,226,565.50x = 1,143,141,098,521.35
  5. Step 5: Solve for x
    x = 1,143,141,098,521.35/1,226,565.50
  6. Step 6: Final answer
    x = 931,985.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.