Home / 1,618,603.10-2,427,904.65-553,679.90

Finding the Fourth Proportional to 1,618,603.10, 2,427,904.65 and 553,679.90

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Solution

The fourth proportional to 1,618,603.10, 2,427,904.65 and 553,679.90 is: 830,519.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,603.10 : 2,427,904.65 = 553,679.90 : x
  2. Step 2: Convert to fraction form
    1,618,603.10/2,427,904.65 = 553,679.90/x
  3. Step 3: Cross multiply
    1,618,603.10x = 2,427,904.65 × 553,679.90
  4. Step 4: Simplify right side
    1,618,603.10x = 1,344,282,003,821.53
  5. Step 5: Solve for x
    x = 1,344,282,003,821.53/1,618,603.10
  6. Step 6: Final answer
    x = 830,519.85

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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.