Home / 1,579,212.90-2,365,320.15-1,299,276.90

Finding the Fourth Proportional to 1,579,212.90, 2,365,320.15 and 1,299,276.90

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Solution

The fourth proportional to 1,579,212.90, 2,365,320.15 and 1,299,276.90 is: 1,946,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,212.90 : 2,365,320.15 = 1,299,276.90 : x
  2. Step 2: Convert to fraction form
    1,579,212.90/2,365,320.15 = 1,299,276.90/x
  3. Step 3: Cross multiply
    1,579,212.90x = 2,365,320.15 × 1,299,276.90
  4. Step 4: Simplify right side
    1,579,212.90x = 3,073,205,831,999.53
  5. Step 5: Solve for x
    x = 3,073,205,831,999.53/1,579,212.90
  6. Step 6: Final answer
    x = 1,946,036.43

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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.