Home / 2,160,332.82-3,240,460.35-740,396.34

Finding the Fourth Proportional to 2,160,332.82, 3,240,460.35 and 740,396.34

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Solution

The fourth proportional to 2,160,332.82, 3,240,460.35 and 740,396.34 is: 1,110,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,332.82 : 3,240,460.35 = 740,396.34 : x
  2. Step 2: Convert to fraction form
    2,160,332.82/3,240,460.35 = 740,396.34/x
  3. Step 3: Cross multiply
    2,160,332.82x = 3,240,460.35 × 740,396.34
  4. Step 4: Simplify right side
    2,160,332.82x = 2,399,224,983,055.12
  5. Step 5: Solve for x
    x = 2,399,224,983,055.12/2,160,332.82
  6. Step 6: Final answer
    x = 1,110,581.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.