Home / 1,113,461.60-1,671,032.06-814,712.94

Finding the Fourth Proportional to 1,113,461.60, 1,671,032.06 and 814,712.94

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Solution

The fourth proportional to 1,113,461.60, 1,671,032.06 and 814,712.94 is: 1,222,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,461.60 : 1,671,032.06 = 814,712.94 : x
  2. Step 2: Convert to fraction form
    1,113,461.60/1,671,032.06 = 814,712.94/x
  3. Step 3: Cross multiply
    1,113,461.60x = 1,671,032.06 × 814,712.94
  4. Step 4: Simplify right side
    1,113,461.60x = 1,361,411,438,363.29
  5. Step 5: Solve for x
    x = 1,361,411,438,363.29/1,113,461.60
  6. Step 6: Final answer
    x = 1,222,683.79

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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.