Home / 1,113,477.35-1,671,055.68-814,728.69

Finding the Fourth Proportional to 1,113,477.35, 1,671,055.68 and 814,728.69

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Solution

The fourth proportional to 1,113,477.35, 1,671,055.68 and 814,728.69 is: 1,222,707.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,477.35 : 1,671,055.68 = 814,728.69 : x
  2. Step 2: Convert to fraction form
    1,113,477.35/1,671,055.68 = 814,728.69/x
  3. Step 3: Cross multiply
    1,113,477.35x = 1,671,055.68 × 814,728.69
  4. Step 4: Simplify right side
    1,113,477.35x = 1,361,457,005,083.46
  5. Step 5: Solve for x
    x = 1,361,457,005,083.46/1,113,477.35
  6. Step 6: Final answer
    x = 1,222,707.41

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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.