Home / 1,082,041.40-1,492,948.84-699,608

Finding the Fourth Proportional to 1,082,041.40, 1,492,948.84 and 699,608

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Solution

The fourth proportional to 1,082,041.40, 1,492,948.84 and 699,608 is: 965,285.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,041.40 : 1,492,948.84 = 699,608 : x
  2. Step 2: Convert to fraction form
    1,082,041.40/1,492,948.84 = 699,608/x
  3. Step 3: Cross multiply
    1,082,041.40x = 1,492,948.84 × 699,608
  4. Step 4: Simplify right side
    1,082,041.40x = 1,044,478,952,054.72
  5. Step 5: Solve for x
    x = 1,044,478,952,054.72/1,082,041.40
  6. Step 6: Final answer
    x = 965,285.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.