Home / 1,879,559.21-2,814,569.60-1,575,153.11

Finding the Fourth Proportional to 1,879,559.21, 2,814,569.60 and 1,575,153.11

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Solution

The fourth proportional to 1,879,559.21, 2,814,569.60 and 1,575,153.11 is: 2,358,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,559.21 : 2,814,569.60 = 1,575,153.11 : x
  2. Step 2: Convert to fraction form
    1,879,559.21/2,814,569.60 = 1,575,153.11/x
  3. Step 3: Cross multiply
    1,879,559.21x = 2,814,569.60 × 1,575,153.11
  4. Step 4: Simplify right side
    1,879,559.21x = 4,433,378,036,802.84
  5. Step 5: Solve for x
    x = 4,433,378,036,802.84/1,879,559.21
  6. Step 6: Final answer
    x = 2,358,732.85

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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.