Home / 2,919,272.61-4,028,515.39-1,612,501.23

Finding the Fourth Proportional to 2,919,272.61, 4,028,515.39 and 1,612,501.23

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Solution

The fourth proportional to 2,919,272.61, 4,028,515.39 and 1,612,501.23 is: 2,225,207.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,272.61 : 4,028,515.39 = 1,612,501.23 : x
  2. Step 2: Convert to fraction form
    2,919,272.61/4,028,515.39 = 1,612,501.23/x
  3. Step 3: Cross multiply
    2,919,272.61x = 4,028,515.39 × 1,612,501.23
  4. Step 4: Simplify right side
    2,919,272.61x = 6,495,986,021,448.93
  5. Step 5: Solve for x
    x = 6,495,986,021,448.93/2,919,272.61
  6. Step 6: Final answer
    x = 2,225,207.06

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1.5x scale

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.