Home / 6,127,688-9,195,731.04-2,138,600

Finding the Fourth Proportional to 6,127,688, 9,195,731.04 and 2,138,600

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Solution

The fourth proportional to 6,127,688, 9,195,731.04 and 2,138,600 is: 3,209,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,688 : 9,195,731.04 = 2,138,600 : x
  2. Step 2: Convert to fraction form
    6,127,688/9,195,731.04 = 2,138,600/x
  3. Step 3: Cross multiply
    6,127,688x = 9,195,731.04 × 2,138,600
  4. Step 4: Simplify right side
    6,127,688x = 19,665,990,402,144
  5. Step 5: Solve for x
    x = 19,665,990,402,144/6,127,688
  6. Step 6: Final answer
    x = 3,209,365.49

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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.