Home / 3,140,587.55-4,708,307.12-1,117,679.51

Finding the Fourth Proportional to 3,140,587.55, 4,708,307.12 and 1,117,679.51

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Solution

The fourth proportional to 3,140,587.55, 4,708,307.12 and 1,117,679.51 is: 1,675,603.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,587.55 : 4,708,307.12 = 1,117,679.51 : x
  2. Step 2: Convert to fraction form
    3,140,587.55/4,708,307.12 = 1,117,679.51/x
  3. Step 3: Cross multiply
    3,140,587.55x = 4,708,307.12 × 1,117,679.51
  4. Step 4: Simplify right side
    3,140,587.55x = 5,262,378,400,993.48
  5. Step 5: Solve for x
    x = 5,262,378,400,993.48/3,140,587.55
  6. Step 6: Final answer
    x = 1,675,603.15

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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.