Home / 1,484,391.22-2,048,468.74-839,946.11

Finding the Fourth Proportional to 1,484,391.22, 2,048,468.74 and 839,946.11

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Solution

The fourth proportional to 1,484,391.22, 2,048,468.74 and 839,946.11 is: 1,159,130.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,391.22 : 2,048,468.74 = 839,946.11 : x
  2. Step 2: Convert to fraction form
    1,484,391.22/2,048,468.74 = 839,946.11/x
  3. Step 3: Cross multiply
    1,484,391.22x = 2,048,468.74 × 839,946.11
  4. Step 4: Simplify right side
    1,484,391.22x = 1,720,603,337,277.39
  5. Step 5: Solve for x
    x = 1,720,603,337,277.39/1,484,391.22
  6. Step 6: Final answer
    x = 1,159,130.64

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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.