Home / 1,533,899.04-2,116,787.76-889,700.64

Finding the Fourth Proportional to 1,533,899.04, 2,116,787.76 and 889,700.64

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Solution

The fourth proportional to 1,533,899.04, 2,116,787.76 and 889,700.64 is: 1,227,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,899.04 : 2,116,787.76 = 889,700.64 : x
  2. Step 2: Convert to fraction form
    1,533,899.04/2,116,787.76 = 889,700.64/x
  3. Step 3: Cross multiply
    1,533,899.04x = 2,116,787.76 × 889,700.64
  4. Step 4: Simplify right side
    1,533,899.04x = 1,883,307,424,816.17
  5. Step 5: Solve for x
    x = 1,883,307,424,816.17/1,533,899.04
  6. Step 6: Final answer
    x = 1,227,790.99

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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.