Home / 1,470,504.64-2,029,255.91-817,113.79

Finding the Fourth Proportional to 1,470,504.64, 2,029,255.91 and 817,113.79

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Solution

The fourth proportional to 1,470,504.64, 2,029,255.91 and 817,113.79 is: 1,127,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,504.64 : 2,029,255.91 = 817,113.79 : x
  2. Step 2: Convert to fraction form
    1,470,504.64/2,029,255.91 = 817,113.79/x
  3. Step 3: Cross multiply
    1,470,504.64x = 2,029,255.91 × 817,113.79
  4. Step 4: Simplify right side
    1,470,504.64x = 1,658,132,973,268.15
  5. Step 5: Solve for x
    x = 1,658,132,973,268.15/1,470,504.64
  6. Step 6: Final answer
    x = 1,127,594.52

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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.