Home / 1,316,388.34-1,974,659.07-369,832.87

Finding the Fourth Proportional to 1,316,388.34, 1,974,659.07 and 369,832.87

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Solution

The fourth proportional to 1,316,388.34, 1,974,659.07 and 369,832.87 is: 554,770.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,388.34 : 1,974,659.07 = 369,832.87 : x
  2. Step 2: Convert to fraction form
    1,316,388.34/1,974,659.07 = 369,832.87/x
  3. Step 3: Cross multiply
    1,316,388.34x = 1,974,659.07 × 369,832.87
  4. Step 4: Simplify right side
    1,316,388.34x = 730,293,831,129.63
  5. Step 5: Solve for x
    x = 730,293,831,129.63/1,316,388.34
  6. Step 6: Final answer
    x = 554,770.81

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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.