Home / 1,113,758.95-1,667,812.50-933,370.01

Finding the Fourth Proportional to 1,113,758.95, 1,667,812.50 and 933,370.01

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Solution

The fourth proportional to 1,113,758.95, 1,667,812.50 and 933,370.01 is: 1,397,686.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,758.95 : 1,667,812.50 = 933,370.01 : x
  2. Step 2: Convert to fraction form
    1,113,758.95/1,667,812.50 = 933,370.01/x
  3. Step 3: Cross multiply
    1,113,758.95x = 1,667,812.50 × 933,370.01
  4. Step 4: Simplify right side
    1,113,758.95x = 1,556,686,164,480.10
  5. Step 5: Solve for x
    x = 1,556,686,164,480.10/1,113,758.95
  6. Step 6: Final answer
    x = 1,397,686.79

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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.