Home / 1,787,015.50-2,466,097.67-971,221.25

Finding the Fourth Proportional to 1,787,015.50, 2,466,097.67 and 971,221.25

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Solution

The fourth proportional to 1,787,015.50, 2,466,097.67 and 971,221.25 is: 1,340,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,015.50 : 2,466,097.67 = 971,221.25 : x
  2. Step 2: Convert to fraction form
    1,787,015.50/2,466,097.67 = 971,221.25/x
  3. Step 3: Cross multiply
    1,787,015.50x = 2,466,097.67 × 971,221.25
  4. Step 4: Simplify right side
    1,787,015.50x = 2,395,126,461,679.49
  5. Step 5: Solve for x
    x = 2,395,126,461,679.49/1,787,015.50
  6. Step 6: Final answer
    x = 1,340,294.17

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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.