Home / 1,207,820.47-1,811,741.65-366,372.22

Finding the Fourth Proportional to 1,207,820.47, 1,811,741.65 and 366,372.22

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Solution

The fourth proportional to 1,207,820.47, 1,811,741.65 and 366,372.22 is: 549,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,820.47 : 1,811,741.65 = 366,372.22 : x
  2. Step 2: Convert to fraction form
    1,207,820.47/1,811,741.65 = 366,372.22/x
  3. Step 3: Cross multiply
    1,207,820.47x = 1,811,741.65 × 366,372.22
  4. Step 4: Simplify right side
    1,207,820.47x = 663,771,808,545.10
  5. Step 5: Solve for x
    x = 663,771,808,545.10/1,207,820.47
  6. Step 6: Final answer
    x = 549,561.65

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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.