Home / 1,851,479.42-2,776,501.13-636,825.08

Finding the Fourth Proportional to 1,851,479.42, 2,776,501.13 and 636,825.08

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Solution

The fourth proportional to 1,851,479.42, 2,776,501.13 and 636,825.08 is: 954,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,479.42 : 2,776,501.13 = 636,825.08 : x
  2. Step 2: Convert to fraction form
    1,851,479.42/2,776,501.13 = 636,825.08/x
  3. Step 3: Cross multiply
    1,851,479.42x = 2,776,501.13 × 636,825.08
  4. Step 4: Simplify right side
    1,851,479.42x = 1,768,145,557,989.47
  5. Step 5: Solve for x
    x = 1,768,145,557,989.47/1,851,479.42
  6. Step 6: Final answer
    x = 954,990.67

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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.