Home / 1,465,216.83-2,020,887.33-1,283,613.48

Finding the Fourth Proportional to 1,465,216.83, 2,020,887.33 and 1,283,613.48

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Solution

The fourth proportional to 1,465,216.83, 2,020,887.33 and 1,283,613.48 is: 1,770,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,216.83 : 2,020,887.33 = 1,283,613.48 : x
  2. Step 2: Convert to fraction form
    1,465,216.83/2,020,887.33 = 1,283,613.48/x
  3. Step 3: Cross multiply
    1,465,216.83x = 2,020,887.33 × 1,283,613.48
  4. Step 4: Simplify right side
    1,465,216.83x = 2,594,038,213,535.66
  5. Step 5: Solve for x
    x = 2,594,038,213,535.66/1,465,216.83
  6. Step 6: Final answer
    x = 1,770,412.51

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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.