Home / 1,693,248.45-2,336,684.37-918,879.29

Finding the Fourth Proportional to 1,693,248.45, 2,336,684.37 and 918,879.29

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Solution

The fourth proportional to 1,693,248.45, 2,336,684.37 and 918,879.29 is: 1,268,054.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,248.45 : 2,336,684.37 = 918,879.29 : x
  2. Step 2: Convert to fraction form
    1,693,248.45/2,336,684.37 = 918,879.29/x
  3. Step 3: Cross multiply
    1,693,248.45x = 2,336,684.37 × 918,879.29
  4. Step 4: Simplify right side
    1,693,248.45x = 2,147,130,875,600.02
  5. Step 5: Solve for x
    x = 2,147,130,875,600.02/1,693,248.45
  6. Step 6: Final answer
    x = 1,268,054.24

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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.