Home / 1,117,026.11-1,675,557.63-540,314.21

Finding the Fourth Proportional to 1,117,026.11, 1,675,557.63 and 540,314.21

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Solution

The fourth proportional to 1,117,026.11, 1,675,557.63 and 540,314.21 is: 810,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,026.11 : 1,675,557.63 = 540,314.21 : x
  2. Step 2: Convert to fraction form
    1,117,026.11/1,675,557.63 = 540,314.21/x
  3. Step 3: Cross multiply
    1,117,026.11x = 1,675,557.63 × 540,314.21
  4. Step 4: Simplify right side
    1,117,026.11x = 905,327,597,162.92
  5. Step 5: Solve for x
    x = 905,327,597,162.92/1,117,026.11
  6. Step 6: Final answer
    x = 810,480.25

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Double scale
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1.5x scale

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.