Home / 1,318,026.81-1,976,652.68-559,862.25

Finding the Fourth Proportional to 1,318,026.81, 1,976,652.68 and 559,862.25

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Solution

The fourth proportional to 1,318,026.81, 1,976,652.68 and 559,862.25 is: 839,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,026.81 : 1,976,652.68 = 559,862.25 : x
  2. Step 2: Convert to fraction form
    1,318,026.81/1,976,652.68 = 559,862.25/x
  3. Step 3: Cross multiply
    1,318,026.81x = 1,976,652.68 × 559,862.25
  4. Step 4: Simplify right side
    1,318,026.81x = 1,106,653,214,094.02
  5. Step 5: Solve for x
    x = 1,106,653,214,094.02/1,318,026.81
  6. Step 6: Final answer
    x = 839,628.76

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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.