Home / 1,087,640.76-1,501,348.44-934,062.24

Finding the Fourth Proportional to 1,087,640.76, 1,501,348.44 and 934,062.24

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Solution

The fourth proportional to 1,087,640.76, 1,501,348.44 and 934,062.24 is: 1,289,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,640.76 : 1,501,348.44 = 934,062.24 : x
  2. Step 2: Convert to fraction form
    1,087,640.76/1,501,348.44 = 934,062.24/x
  3. Step 3: Cross multiply
    1,087,640.76x = 1,501,348.44 × 934,062.24
  4. Step 4: Simplify right side
    1,087,640.76x = 1,402,352,886,886.91
  5. Step 5: Solve for x
    x = 1,402,352,886,886.91/1,087,640.76
  6. Step 6: Final answer
    x = 1,289,353.01

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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.