Home / 1,456,480-2,009,119.20-911,670.04

Finding the Fourth Proportional to 1,456,480, 2,009,119.20 and 911,670.04

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Solution

The fourth proportional to 1,456,480, 2,009,119.20 and 911,670.04 is: 1,257,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,480 : 2,009,119.20 = 911,670.04 : x
  2. Step 2: Convert to fraction form
    1,456,480/2,009,119.20 = 911,670.04/x
  3. Step 3: Cross multiply
    1,456,480x = 2,009,119.20 × 911,670.04
  4. Step 4: Simplify right side
    1,456,480x = 1,831,653,781,428.77
  5. Step 5: Solve for x
    x = 1,831,653,781,428.77/1,456,480
  6. Step 6: Final answer
    x = 1,257,589.38

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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.