Home / 1,634,087.38-2,255,040.58-918,695.38

Finding the Fourth Proportional to 1,634,087.38, 2,255,040.58 and 918,695.38

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Solution

The fourth proportional to 1,634,087.38, 2,255,040.58 and 918,695.38 is: 1,267,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,087.38 : 2,255,040.58 = 918,695.38 : x
  2. Step 2: Convert to fraction form
    1,634,087.38/2,255,040.58 = 918,695.38/x
  3. Step 3: Cross multiply
    1,634,087.38x = 2,255,040.58 × 918,695.38
  4. Step 4: Simplify right side
    1,634,087.38x = 2,071,695,362,558.52
  5. Step 5: Solve for x
    x = 2,071,695,362,558.52/1,634,087.38
  6. Step 6: Final answer
    x = 1,267,799.62

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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.