Home / 1,484,133.42-2,048,104.78-839,539.86

Finding the Fourth Proportional to 1,484,133.42, 2,048,104.78 and 839,539.86

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Solution

The fourth proportional to 1,484,133.42, 2,048,104.78 and 839,539.86 is: 1,158,565.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,133.42 : 2,048,104.78 = 839,539.86 : x
  2. Step 2: Convert to fraction form
    1,484,133.42/2,048,104.78 = 839,539.86/x
  3. Step 3: Cross multiply
    1,484,133.42x = 2,048,104.78 × 839,539.86
  4. Step 4: Simplify right side
    1,484,133.42x = 1,719,465,600,266.53
  5. Step 5: Solve for x
    x = 1,719,465,600,266.53/1,484,133.42
  6. Step 6: Final answer
    x = 1,158,565.38

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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.