Home / 1,864,386.62-2,794,028.48-1,408,603.16

Finding the Fourth Proportional to 1,864,386.62, 2,794,028.48 and 1,408,603.16

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Solution

The fourth proportional to 1,864,386.62, 2,794,028.48 and 1,408,603.16 is: 2,110,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,386.62 : 2,794,028.48 = 1,408,603.16 : x
  2. Step 2: Convert to fraction form
    1,864,386.62/2,794,028.48 = 1,408,603.16/x
  3. Step 3: Cross multiply
    1,864,386.62x = 2,794,028.48 × 1,408,603.16
  4. Step 4: Simplify right side
    1,864,386.62x = 3,935,677,351,282.31
  5. Step 5: Solve for x
    x = 3,935,677,351,282.31/1,864,386.62
  6. Step 6: Final answer
    x = 2,110,977.04

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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.