Home / 1,535,064.89-2,118,973.19-1,154,198.03

Finding the Fourth Proportional to 1,535,064.89, 2,118,973.19 and 1,154,198.03

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Solution

The fourth proportional to 1,535,064.89, 2,118,973.19 and 1,154,198.03 is: 1,593,232.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,064.89 : 2,118,973.19 = 1,154,198.03 : x
  2. Step 2: Convert to fraction form
    1,535,064.89/2,118,973.19 = 1,154,198.03/x
  3. Step 3: Cross multiply
    1,535,064.89x = 2,118,973.19 × 1,154,198.03
  4. Step 4: Simplify right side
    1,535,064.89x = 2,445,714,665,154.96
  5. Step 5: Solve for x
    x = 2,445,714,665,154.96/1,535,064.89
  6. Step 6: Final answer
    x = 1,593,232.11

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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.