Home / 1,116,493.02-1,540,713.40-633,090.68

Finding the Fourth Proportional to 1,116,493.02, 1,540,713.40 and 633,090.68

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Solution

The fourth proportional to 1,116,493.02, 1,540,713.40 and 633,090.68 is: 873,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,493.02 : 1,540,713.40 = 633,090.68 : x
  2. Step 2: Convert to fraction form
    1,116,493.02/1,540,713.40 = 633,090.68/x
  3. Step 3: Cross multiply
    1,116,493.02x = 1,540,713.40 × 633,090.68
  4. Step 4: Simplify right side
    1,116,493.02x = 975,411,294,091.11
  5. Step 5: Solve for x
    x = 975,411,294,091.11/1,116,493.02
  6. Step 6: Final answer
    x = 873,638.51

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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.