Home / 1,076,851.40-1,612,166.70-656,947.40

Finding the Fourth Proportional to 1,076,851.40, 1,612,166.70 and 656,947.40

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Solution

The fourth proportional to 1,076,851.40, 1,612,166.70 and 656,947.40 is: 983,523.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,851.40 : 1,612,166.70 = 656,947.40 : x
  2. Step 2: Convert to fraction form
    1,076,851.40/1,612,166.70 = 656,947.40/x
  3. Step 3: Cross multiply
    1,076,851.40x = 1,612,166.70 × 656,947.40
  4. Step 4: Simplify right side
    1,076,851.40x = 1,059,108,721,931.58
  5. Step 5: Solve for x
    x = 1,059,108,721,931.58/1,076,851.40
  6. Step 6: Final answer
    x = 983,523.56

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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.