Home / 4,590,261.81-6,885,143.54-1,395,138.87

Finding the Fourth Proportional to 4,590,261.81, 6,885,143.54 and 1,395,138.87

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Solution

The fourth proportional to 4,590,261.81, 6,885,143.54 and 1,395,138.87 is: 2,092,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590,261.81 : 6,885,143.54 = 1,395,138.87 : x
  2. Step 2: Convert to fraction form
    4,590,261.81/6,885,143.54 = 1,395,138.87/x
  3. Step 3: Cross multiply
    4,590,261.81x = 6,885,143.54 × 1,395,138.87
  4. Step 4: Simplify right side
    4,590,261.81x = 9,605,731,358,973.19
  5. Step 5: Solve for x
    x = 9,605,731,358,973.19/4,590,261.81
  6. Step 6: Final answer
    x = 2,092,632.57

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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.