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Finding the Fourth Proportional to 1,054,319, 1,454,961 and 570,884.48

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Solution

The fourth proportional to 1,054,319, 1,454,961 and 570,884.48 is: 787,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,319 : 1,454,961 = 570,884.48 : x
  2. Step 2: Convert to fraction form
    1,054,319/1,454,961 = 570,884.48/x
  3. Step 3: Cross multiply
    1,054,319x = 1,454,961 × 570,884.48
  4. Step 4: Simplify right side
    1,054,319x = 830,614,653,905.28
  5. Step 5: Solve for x
    x = 830,614,653,905.28/1,054,319
  6. Step 6: Final answer
    x = 787,821.00

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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.