Home / 2,487,191.54-3,432,391.29-1,399,501.67

Finding the Fourth Proportional to 2,487,191.54, 3,432,391.29 and 1,399,501.67

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Solution

The fourth proportional to 2,487,191.54, 3,432,391.29 and 1,399,501.67 is: 1,931,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,191.54 : 3,432,391.29 = 1,399,501.67 : x
  2. Step 2: Convert to fraction form
    2,487,191.54/3,432,391.29 = 1,399,501.67/x
  3. Step 3: Cross multiply
    2,487,191.54x = 3,432,391.29 × 1,399,501.67
  4. Step 4: Simplify right side
    2,487,191.54x = 4,803,637,325,286.50
  5. Step 5: Solve for x
    x = 4,803,637,325,286.50/2,487,191.54
  6. Step 6: Final answer
    x = 1,931,349.98

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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.