Home / 1,792,102.10-2,686,403.55-1,603,145.30

Finding the Fourth Proportional to 1,792,102.10, 2,686,403.55 and 1,603,145.30

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Solution

The fourth proportional to 1,792,102.10, 2,686,403.55 and 1,603,145.30 is: 2,403,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,102.10 : 2,686,403.55 = 1,603,145.30 : x
  2. Step 2: Convert to fraction form
    1,792,102.10/2,686,403.55 = 1,603,145.30/x
  3. Step 3: Cross multiply
    1,792,102.10x = 2,686,403.55 × 1,603,145.30
  4. Step 4: Simplify right side
    1,792,102.10x = 4,306,695,225,085.82
  5. Step 5: Solve for x
    x = 4,306,695,225,085.82/1,792,102.10
  6. Step 6: Final answer
    x = 2,403,152.83

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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.