Home / 1,191,348.28-1,644,058.65-647,482.42

Finding the Fourth Proportional to 1,191,348.28, 1,644,058.65 and 647,482.42

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Solution

The fourth proportional to 1,191,348.28, 1,644,058.65 and 647,482.42 is: 893,524.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,348.28 : 1,644,058.65 = 647,482.42 : x
  2. Step 2: Convert to fraction form
    1,191,348.28/1,644,058.65 = 647,482.42/x
  3. Step 3: Cross multiply
    1,191,348.28x = 1,644,058.65 × 647,482.42
  4. Step 4: Simplify right side
    1,191,348.28x = 1,064,499,073,323.93
  5. Step 5: Solve for x
    x = 1,064,499,073,323.93/1,191,348.28
  6. Step 6: Final answer
    x = 893,524.67

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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.