Home / 1,111,977.50-1,534,487.63-602,668.94

Finding the Fourth Proportional to 1,111,977.50, 1,534,487.63 and 602,668.94

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Solution

The fourth proportional to 1,111,977.50, 1,534,487.63 and 602,668.94 is: 831,660.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,977.50 : 1,534,487.63 = 602,668.94 : x
  2. Step 2: Convert to fraction form
    1,111,977.50/1,534,487.63 = 602,668.94/x
  3. Step 3: Cross multiply
    1,111,977.50x = 1,534,487.63 × 602,668.94
  4. Step 4: Simplify right side
    1,111,977.50x = 924,788,022,729.43
  5. Step 5: Solve for x
    x = 924,788,022,729.43/1,111,977.50
  6. Step 6: Final answer
    x = 831,660.74

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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.