Home / 1,075,518-1,613,165.22-674,971.38

Finding the Fourth Proportional to 1,075,518, 1,613,165.22 and 674,971.38

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Solution

The fourth proportional to 1,075,518, 1,613,165.22 and 674,971.38 is: 1,012,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,518 : 1,613,165.22 = 674,971.38 : x
  2. Step 2: Convert to fraction form
    1,075,518/1,613,165.22 = 674,971.38/x
  3. Step 3: Cross multiply
    1,075,518x = 1,613,165.22 × 674,971.38
  4. Step 4: Simplify right side
    1,075,518x = 1,088,840,354,711.40
  5. Step 5: Solve for x
    x = 1,088,840,354,711.40/1,075,518
  6. Step 6: Final answer
    x = 1,012,386.92

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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.