Home / 1,292,528.02-1,783,653.91-719,568.18

Finding the Fourth Proportional to 1,292,528.02, 1,783,653.91 and 719,568.18

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Solution

The fourth proportional to 1,292,528.02, 1,783,653.91 and 719,568.18 is: 992,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,528.02 : 1,783,653.91 = 719,568.18 : x
  2. Step 2: Convert to fraction form
    1,292,528.02/1,783,653.91 = 719,568.18/x
  3. Step 3: Cross multiply
    1,292,528.02x = 1,783,653.91 × 719,568.18
  4. Step 4: Simplify right side
    1,292,528.02x = 1,283,460,597,768.58
  5. Step 5: Solve for x
    x = 1,283,460,597,768.58/1,292,528.02
  6. Step 6: Final answer
    x = 992,984.74

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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.