Home / 4,625,648.22-6,938,176.85-1,430,506.83

Finding the Fourth Proportional to 4,625,648.22, 6,938,176.85 and 1,430,506.83

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Solution

The fourth proportional to 4,625,648.22, 6,938,176.85 and 1,430,506.83 is: 2,145,668.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625,648.22 : 6,938,176.85 = 1,430,506.83 : x
  2. Step 2: Convert to fraction form
    4,625,648.22/6,938,176.85 = 1,430,506.83/x
  3. Step 3: Cross multiply
    4,625,648.22x = 6,938,176.85 × 1,430,506.83
  4. Step 4: Simplify right side
    4,625,648.22x = 9,925,109,364,922.27
  5. Step 5: Solve for x
    x = 9,925,109,364,922.27/4,625,648.22
  6. Step 6: Final answer
    x = 2,145,668.87

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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.