Home / 1,448,124.32-2,169,360.96-947,972

Finding the Fourth Proportional to 1,448,124.32, 2,169,360.96 and 947,972

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Solution

The fourth proportional to 1,448,124.32, 2,169,360.96 and 947,972 is: 1,420,108.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,124.32 : 2,169,360.96 = 947,972 : x
  2. Step 2: Convert to fraction form
    1,448,124.32/2,169,360.96 = 947,972/x
  3. Step 3: Cross multiply
    1,448,124.32x = 2,169,360.96 × 947,972
  4. Step 4: Simplify right side
    1,448,124.32x = 2,056,493,447,973.12
  5. Step 5: Solve for x
    x = 2,056,493,447,973.12/1,448,124.32
  6. Step 6: Final answer
    x = 1,420,108.36

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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.