Home / 3,019,613.72-4,528,020.92-1,125,846.68

Finding the Fourth Proportional to 3,019,613.72, 4,528,020.92 and 1,125,846.68

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Solution

The fourth proportional to 3,019,613.72, 4,528,020.92 and 1,125,846.68 is: 1,688,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,613.72 : 4,528,020.92 = 1,125,846.68 : x
  2. Step 2: Convert to fraction form
    3,019,613.72/4,528,020.92 = 1,125,846.68/x
  3. Step 3: Cross multiply
    3,019,613.72x = 4,528,020.92 × 1,125,846.68
  4. Step 4: Simplify right side
    3,019,613.72x = 5,097,857,291,483.21
  5. Step 5: Solve for x
    x = 5,097,857,291,483.21/3,019,613.72
  6. Step 6: Final answer
    x = 1,688,248.16

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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.