Home / 1,534,090.68-2,116,954.06-880,565.72

Finding the Fourth Proportional to 1,534,090.68, 2,116,954.06 and 880,565.72

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Solution

The fourth proportional to 1,534,090.68, 2,116,954.06 and 880,565.72 is: 1,215,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,090.68 : 2,116,954.06 = 880,565.72 : x
  2. Step 2: Convert to fraction form
    1,534,090.68/2,116,954.06 = 880,565.72/x
  3. Step 3: Cross multiply
    1,534,090.68x = 2,116,954.06 × 880,565.72
  4. Step 4: Simplify right side
    1,534,090.68x = 1,864,117,176,050.82
  5. Step 5: Solve for x
    x = 1,864,117,176,050.82/1,534,090.68
  6. Step 6: Final answer
    x = 1,215,128.41

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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.