Home / 1,111,684-1,534,129.24-602,387.28

Finding the Fourth Proportional to 1,111,684, 1,534,129.24 and 602,387.28

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Solution

The fourth proportional to 1,111,684, 1,534,129.24 and 602,387.28 is: 831,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,684 : 1,534,129.24 = 602,387.28 : x
  2. Step 2: Convert to fraction form
    1,111,684/1,534,129.24 = 602,387.28/x
  3. Step 3: Cross multiply
    1,111,684x = 1,534,129.24 × 602,387.28
  4. Step 4: Simplify right side
    1,111,684x = 924,139,940,052.07
  5. Step 5: Solve for x
    x = 924,139,940,052.07/1,111,684
  6. Step 6: Final answer
    x = 831,297.33

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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.