Home / 1,551,603.90-2,328,718.05-699,986.10

Finding the Fourth Proportional to 1,551,603.90, 2,328,718.05 and 699,986.10

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Solution

The fourth proportional to 1,551,603.90, 2,328,718.05 and 699,986.10 is: 1,050,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,603.90 : 2,328,718.05 = 699,986.10 : x
  2. Step 2: Convert to fraction form
    1,551,603.90/2,328,718.05 = 699,986.10/x
  3. Step 3: Cross multiply
    1,551,603.90x = 2,328,718.05 × 699,986.10
  4. Step 4: Simplify right side
    1,551,603.90x = 1,630,070,265,819.10
  5. Step 5: Solve for x
    x = 1,630,070,265,819.10/1,551,603.90
  6. Step 6: Final answer
    x = 1,050,571.13

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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.