Home / 2,786,629.13-3,845,547-1,624,851.20

Finding the Fourth Proportional to 2,786,629.13, 3,845,547 and 1,624,851.20

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Solution

The fourth proportional to 2,786,629.13, 3,845,547 and 1,624,851.20 is: 2,242,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,629.13 : 3,845,547 = 1,624,851.20 : x
  2. Step 2: Convert to fraction form
    2,786,629.13/3,845,547 = 1,624,851.20/x
  3. Step 3: Cross multiply
    2,786,629.13x = 3,845,547 × 1,624,851.20
  4. Step 4: Simplify right side
    2,786,629.13x = 6,248,441,638,378.67
  5. Step 5: Solve for x
    x = 6,248,441,638,378.67/2,786,629.13
  6. Step 6: Final answer
    x = 2,242,293.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.