Home / 1,948,612.16-2,922,919.66-528,668.12

Finding the Fourth Proportional to 1,948,612.16, 2,922,919.66 and 528,668.12

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Solution

The fourth proportional to 1,948,612.16, 2,922,919.66 and 528,668.12 is: 793,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,612.16 : 2,922,919.66 = 528,668.12 : x
  2. Step 2: Convert to fraction form
    1,948,612.16/2,922,919.66 = 528,668.12/x
  3. Step 3: Cross multiply
    1,948,612.16x = 2,922,919.66 × 528,668.12
  4. Step 4: Simplify right side
    1,948,612.16x = 1,545,254,441,563.24
  5. Step 5: Solve for x
    x = 1,545,254,441,563.24/1,948,612.16
  6. Step 6: Final answer
    x = 793,002.57

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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.