Home / 2,525,154.78-3,480,207.21-1,911,838.05

Finding the Fourth Proportional to 2,525,154.78, 3,480,207.21 and 1,911,838.05

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Solution

The fourth proportional to 2,525,154.78, 3,480,207.21 and 1,911,838.05 is: 2,634,924.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,154.78 : 3,480,207.21 = 1,911,838.05 : x
  2. Step 2: Convert to fraction form
    2,525,154.78/3,480,207.21 = 1,911,838.05/x
  3. Step 3: Cross multiply
    2,525,154.78x = 3,480,207.21 × 1,911,838.05
  4. Step 4: Simplify right side
    2,525,154.78x = 6,653,592,565,962.34
  5. Step 5: Solve for x
    x = 6,653,592,565,962.34/2,525,154.78
  6. Step 6: Final answer
    x = 2,634,924.65

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