Home / 2,929,181.02-4,390,671.40-1,332,865.11

Finding the Fourth Proportional to 2,929,181.02, 4,390,671.40 and 1,332,865.11

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Solution

The fourth proportional to 2,929,181.02, 4,390,671.40 and 1,332,865.11 is: 1,997,887.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,181.02 : 4,390,671.40 = 1,332,865.11 : x
  2. Step 2: Convert to fraction form
    2,929,181.02/4,390,671.40 = 1,332,865.11/x
  3. Step 3: Cross multiply
    2,929,181.02x = 4,390,671.40 × 1,332,865.11
  4. Step 4: Simplify right side
    2,929,181.02x = 5,852,172,718,534.86
  5. Step 5: Solve for x
    x = 5,852,172,718,534.86/2,929,181.02
  6. Step 6: Final answer
    x = 1,997,887.01

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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.