Home / 1,533,923.04-2,116,820.88-889,724.64

Finding the Fourth Proportional to 1,533,923.04, 2,116,820.88 and 889,724.64

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Solution

The fourth proportional to 1,533,923.04, 2,116,820.88 and 889,724.64 is: 1,227,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,923.04 : 2,116,820.88 = 889,724.64 : x
  2. Step 2: Convert to fraction form
    1,533,923.04/2,116,820.88 = 889,724.64/x
  3. Step 3: Cross multiply
    1,533,923.04x = 2,116,820.88 × 889,724.64
  4. Step 4: Simplify right side
    1,533,923.04x = 1,883,387,695,402.48
  5. Step 5: Solve for x
    x = 1,883,387,695,402.48/1,533,923.04
  6. Step 6: Final answer
    x = 1,227,824.11

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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.