Home / 1,672,218.77-2,307,692.30-947,217.02

Finding the Fourth Proportional to 1,672,218.77, 2,307,692.30 and 947,217.02

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Solution

The fourth proportional to 1,672,218.77, 2,307,692.30 and 947,217.02 is: 1,307,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,218.77 : 2,307,692.30 = 947,217.02 : x
  2. Step 2: Convert to fraction form
    1,672,218.77/2,307,692.30 = 947,217.02/x
  3. Step 3: Cross multiply
    1,672,218.77x = 2,307,692.30 × 947,217.02
  4. Step 4: Simplify right side
    1,672,218.77x = 2,185,885,407,208.40
  5. Step 5: Solve for x
    x = 2,185,885,407,208.40/1,672,218.77
  6. Step 6: Final answer
    x = 1,307,176.70

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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.