Home / 1,155,708.24-1,594,887.48-646,458

Finding the Fourth Proportional to 1,155,708.24, 1,594,887.48 and 646,458

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Solution

The fourth proportional to 1,155,708.24, 1,594,887.48 and 646,458 is: 892,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,708.24 : 1,594,887.48 = 646,458 : x
  2. Step 2: Convert to fraction form
    1,155,708.24/1,594,887.48 = 646,458/x
  3. Step 3: Cross multiply
    1,155,708.24x = 1,594,887.48 × 646,458
  4. Step 4: Simplify right side
    1,155,708.24x = 1,031,027,770,545.84
  5. Step 5: Solve for x
    x = 1,031,027,770,545.84/1,155,708.24
  6. Step 6: Final answer
    x = 892,117.69

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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.