Home / 1,039,965.40-1,559,948.10-590,512.60

Finding the Fourth Proportional to 1,039,965.40, 1,559,948.10 and 590,512.60

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Solution

The fourth proportional to 1,039,965.40, 1,559,948.10 and 590,512.60 is: 885,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,965.40 : 1,559,948.10 = 590,512.60 : x
  2. Step 2: Convert to fraction form
    1,039,965.40/1,559,948.10 = 590,512.60/x
  3. Step 3: Cross multiply
    1,039,965.40x = 1,559,948.10 × 590,512.60
  4. Step 4: Simplify right side
    1,039,965.40x = 921,169,008,396.06
  5. Step 5: Solve for x
    x = 921,169,008,396.06/1,039,965.40
  6. Step 6: Final answer
    x = 885,768.90

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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.