Home / 1,672,947.90-2,509,416.86-474,871.22

Finding the Fourth Proportional to 1,672,947.90, 2,509,416.86 and 474,871.22

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Solution

The fourth proportional to 1,672,947.90, 2,509,416.86 and 474,871.22 is: 712,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,947.90 : 2,509,416.86 = 474,871.22 : x
  2. Step 2: Convert to fraction form
    1,672,947.90/2,509,416.86 = 474,871.22/x
  3. Step 3: Cross multiply
    1,672,947.90x = 2,509,416.86 × 474,871.22
  4. Step 4: Simplify right side
    1,672,947.90x = 1,191,649,845,796.77
  5. Step 5: Solve for x
    x = 1,191,649,845,796.77/1,672,947.90
  6. Step 6: Final answer
    x = 712,305.41

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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.