Home / 1,074,391.03-1,611,411.36-316,055.11

Finding the Fourth Proportional to 1,074,391.03, 1,611,411.36 and 316,055.11

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Solution

The fourth proportional to 1,074,391.03, 1,611,411.36 and 316,055.11 is: 474,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,391.03 : 1,611,411.36 = 316,055.11 : x
  2. Step 2: Convert to fraction form
    1,074,391.03/1,611,411.36 = 316,055.11/x
  3. Step 3: Cross multiply
    1,074,391.03x = 1,611,411.36 × 316,055.11
  4. Step 4: Simplify right side
    1,074,391.03x = 509,294,794,640.05
  5. Step 5: Solve for x
    x = 509,294,794,640.05/1,074,391.03
  6. Step 6: Final answer
    x = 474,031.13

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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.