Home / 1,429,094.31-2,142,010.68-575,619.39

Finding the Fourth Proportional to 1,429,094.31, 2,142,010.68 and 575,619.39

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Solution

The fourth proportional to 1,429,094.31, 2,142,010.68 and 575,619.39 is: 862,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,094.31 : 2,142,010.68 = 575,619.39 : x
  2. Step 2: Convert to fraction form
    1,429,094.31/2,142,010.68 = 575,619.39/x
  3. Step 3: Cross multiply
    1,429,094.31x = 2,142,010.68 × 575,619.39
  4. Step 4: Simplify right side
    1,429,094.31x = 1,232,982,880,995.09
  5. Step 5: Solve for x
    x = 1,232,982,880,995.09/1,429,094.31
  6. Step 6: Final answer
    x = 862,772.23

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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.