Home / 1,551,027.98-2,140,387.91-862,685.03

Finding the Fourth Proportional to 1,551,027.98, 2,140,387.91 and 862,685.03

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Solution

The fourth proportional to 1,551,027.98, 2,140,387.91 and 862,685.03 is: 1,190,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,027.98 : 2,140,387.91 = 862,685.03 : x
  2. Step 2: Convert to fraction form
    1,551,027.98/2,140,387.91 = 862,685.03/x
  3. Step 3: Cross multiply
    1,551,027.98x = 2,140,387.91 × 862,685.03
  4. Step 4: Simplify right side
    1,551,027.98x = 1,846,480,599,804.76
  5. Step 5: Solve for x
    x = 1,846,480,599,804.76/1,551,027.98
  6. Step 6: Final answer
    x = 1,190,488.26

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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.