Home / 1,009,108.46-1,392,907.12-601,338.20

Finding the Fourth Proportional to 1,009,108.46, 1,392,907.12 and 601,338.20

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Solution

The fourth proportional to 1,009,108.46, 1,392,907.12 and 601,338.20 is: 830,047.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,108.46 : 1,392,907.12 = 601,338.20 : x
  2. Step 2: Convert to fraction form
    1,009,108.46/1,392,907.12 = 601,338.20/x
  3. Step 3: Cross multiply
    1,009,108.46x = 1,392,907.12 × 601,338.20
  4. Step 4: Simplify right side
    1,009,108.46x = 837,608,251,840.10
  5. Step 5: Solve for x
    x = 837,608,251,840.10/1,009,108.46
  6. Step 6: Final answer
    x = 830,047.79

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Double scale
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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.