Home / 1,158,030.70-1,736,268.45-618,376.30

Finding the Fourth Proportional to 1,158,030.70, 1,736,268.45 and 618,376.30

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Solution

The fourth proportional to 1,158,030.70, 1,736,268.45 and 618,376.30 is: 927,149.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,030.70 : 1,736,268.45 = 618,376.30 : x
  2. Step 2: Convert to fraction form
    1,158,030.70/1,736,268.45 = 618,376.30/x
  3. Step 3: Cross multiply
    1,158,030.70x = 1,736,268.45 × 618,376.30
  4. Step 4: Simplify right side
    1,158,030.70x = 1,073,667,259,917.74
  5. Step 5: Solve for x
    x = 1,073,667,259,917.74/1,158,030.70
  6. Step 6: Final answer
    x = 927,149.22

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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.