Home / 1,045,139.10-1,568,875.05-976,613.10

Finding the Fourth Proportional to 1,045,139.10, 1,568,875.05 and 976,613.10

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Solution

The fourth proportional to 1,045,139.10, 1,568,875.05 and 976,613.10 is: 1,466,009.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,139.10 : 1,568,875.05 = 976,613.10 : x
  2. Step 2: Convert to fraction form
    1,045,139.10/1,568,875.05 = 976,613.10/x
  3. Step 3: Cross multiply
    1,045,139.10x = 1,568,875.05 × 976,613.10
  4. Step 4: Simplify right side
    1,045,139.10x = 1,532,183,926,093.16
  5. Step 5: Solve for x
    x = 1,532,183,926,093.16/1,045,139.10
  6. Step 6: Final answer
    x = 1,466,009.57

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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.