Home / 1,087,749.76-1,501,309.32-695,031.52

Finding the Fourth Proportional to 1,087,749.76, 1,501,309.32 and 695,031.52

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Solution

The fourth proportional to 1,087,749.76, 1,501,309.32 and 695,031.52 is: 959,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,749.76 : 1,501,309.32 = 695,031.52 : x
  2. Step 2: Convert to fraction form
    1,087,749.76/1,501,309.32 = 695,031.52/x
  3. Step 3: Cross multiply
    1,087,749.76x = 1,501,309.32 × 695,031.52
  4. Step 4: Simplify right side
    1,087,749.76x = 1,043,457,298,669.77
  5. Step 5: Solve for x
    x = 1,043,457,298,669.77/1,087,749.76
  6. Step 6: Final answer
    x = 959,280.65

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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.