Home / 1,732,749.62-2,390,172.42-1,087,048.80

Finding the Fourth Proportional to 1,732,749.62, 2,390,172.42 and 1,087,048.80

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Solution

The fourth proportional to 1,732,749.62, 2,390,172.42 and 1,087,048.80 is: 1,499,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,749.62 : 2,390,172.42 = 1,087,048.80 : x
  2. Step 2: Convert to fraction form
    1,732,749.62/2,390,172.42 = 1,087,048.80/x
  3. Step 3: Cross multiply
    1,732,749.62x = 2,390,172.42 × 1,087,048.80
  4. Step 4: Simplify right side
    1,732,749.62x = 2,598,234,060,954.10
  5. Step 5: Solve for x
    x = 2,598,234,060,954.10/1,732,749.62
  6. Step 6: Final answer
    x = 1,499,486.16

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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.