Home / 5,368,587.88-7,405,828-3,191,582.68

Finding the Fourth Proportional to 5,368,587.88, 7,405,828 and 3,191,582.68

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Solution

The fourth proportional to 5,368,587.88, 7,405,828 and 3,191,582.68 is: 4,402,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368,587.88 : 7,405,828 = 3,191,582.68 : x
  2. Step 2: Convert to fraction form
    5,368,587.88/7,405,828 = 3,191,582.68/x
  3. Step 3: Cross multiply
    5,368,587.88x = 7,405,828 × 3,191,582.68
  4. Step 4: Simplify right side
    5,368,587.88x = 23,636,312,375,859.04
  5. Step 5: Solve for x
    x = 23,636,312,375,859.04/5,368,587.88
  6. Step 6: Final answer
    x = 4,402,705.68

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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.