Home / 3,557,401.22-4,909,215.20-1,925,808.54

Finding the Fourth Proportional to 3,557,401.22, 4,909,215.20 and 1,925,808.54

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Solution

The fourth proportional to 3,557,401.22, 4,909,215.20 and 1,925,808.54 is: 2,657,616.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,401.22 : 4,909,215.20 = 1,925,808.54 : x
  2. Step 2: Convert to fraction form
    3,557,401.22/4,909,215.20 = 1,925,808.54/x
  3. Step 3: Cross multiply
    3,557,401.22x = 4,909,215.20 × 1,925,808.54
  4. Step 4: Simplify right side
    3,557,401.22x = 9,454,208,547,228.77
  5. Step 5: Solve for x
    x = 9,454,208,547,228.77/3,557,401.22
  6. Step 6: Final answer
    x = 2,657,616.61

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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.