Home / 992,047.08-1,368,520.26-648,084.34

Finding the Fourth Proportional to 992,047.08, 1,368,520.26 and 648,084.34

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Solution

The fourth proportional to 992,047.08, 1,368,520.26 and 648,084.34 is: 894,026.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,047.08 : 1,368,520.26 = 648,084.34 : x
  2. Step 2: Convert to fraction form
    992,047.08/1,368,520.26 = 648,084.34/x
  3. Step 3: Cross multiply
    992,047.08x = 1,368,520.26 × 648,084.34
  4. Step 4: Simplify right side
    992,047.08x = 886,916,549,478.73
  5. Step 5: Solve for x
    x = 886,916,549,478.73/992,047.08
  6. Step 6: Final answer
    x = 894,026.67

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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.