Home / 893,449.80-1,340,174.70-849,904.20

Finding the Fourth Proportional to 893,449.80, 1,340,174.70 and 849,904.20

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Solution

The fourth proportional to 893,449.80, 1,340,174.70 and 849,904.20 is: 1,274,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,449.80 : 1,340,174.70 = 849,904.20 : x
  2. Step 2: Convert to fraction form
    893,449.80/1,340,174.70 = 849,904.20/x
  3. Step 3: Cross multiply
    893,449.80x = 1,340,174.70 × 849,904.20
  4. Step 4: Simplify right side
    893,449.80x = 1,139,020,106,263.74
  5. Step 5: Solve for x
    x = 1,139,020,106,263.74/893,449.80
  6. Step 6: Final answer
    x = 1,274,856.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.