Home / 776,182.38-1,070,844.38-774,985.34

Finding the Fourth Proportional to 776,182.38, 1,070,844.38 and 774,985.34

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Solution

The fourth proportional to 776,182.38, 1,070,844.38 and 774,985.34 is: 1,069,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,182.38 : 1,070,844.38 = 774,985.34 : x
  2. Step 2: Convert to fraction form
    776,182.38/1,070,844.38 = 774,985.34/x
  3. Step 3: Cross multiply
    776,182.38x = 1,070,844.38 × 774,985.34
  4. Step 4: Simplify right side
    776,182.38x = 829,888,686,692.24
  5. Step 5: Solve for x
    x = 829,888,686,692.24/776,182.38
  6. Step 6: Final answer
    x = 1,069,192.90

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1.5x scale

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.