Home / 2,390,565.38-3,586,548.71-771,301.67

Finding the Fourth Proportional to 2,390,565.38, 3,586,548.71 and 771,301.67

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Solution

The fourth proportional to 2,390,565.38, 3,586,548.71 and 771,301.67 is: 1,157,178.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,565.38 : 3,586,548.71 = 771,301.67 : x
  2. Step 2: Convert to fraction form
    2,390,565.38/3,586,548.71 = 771,301.67/x
  3. Step 3: Cross multiply
    2,390,565.38x = 3,586,548.71 × 771,301.67
  4. Step 4: Simplify right side
    2,390,565.38x = 2,766,310,993,554.86
  5. Step 5: Solve for x
    x = 2,766,310,993,554.86/2,390,565.38
  6. Step 6: Final answer
    x = 1,157,178.56

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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.