Home / 5,393,587.79-7,443,150.74-2,912,808.23

Finding the Fourth Proportional to 5,393,587.79, 7,443,150.74 and 2,912,808.23

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Solution

The fourth proportional to 5,393,587.79, 7,443,150.74 and 2,912,808.23 is: 4,019,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,587.79 : 7,443,150.74 = 2,912,808.23 : x
  2. Step 2: Convert to fraction form
    5,393,587.79/7,443,150.74 = 2,912,808.23/x
  3. Step 3: Cross multiply
    5,393,587.79x = 7,443,150.74 × 2,912,808.23
  4. Step 4: Simplify right side
    5,393,587.79x = 21,680,470,732,602.59
  5. Step 5: Solve for x
    x = 21,680,470,732,602.59/5,393,587.79
  6. Step 6: Final answer
    x = 4,019,675.14

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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.