Home / 1,009,570.19-1,393,211.18-550,694.75

Finding the Fourth Proportional to 1,009,570.19, 1,393,211.18 and 550,694.75

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Solution

The fourth proportional to 1,009,570.19, 1,393,211.18 and 550,694.75 is: 759,961.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,570.19 : 1,393,211.18 = 550,694.75 : x
  2. Step 2: Convert to fraction form
    1,009,570.19/1,393,211.18 = 550,694.75/x
  3. Step 3: Cross multiply
    1,009,570.19x = 1,393,211.18 × 550,694.75
  4. Step 4: Simplify right side
    1,009,570.19x = 767,234,076,877.99
  5. Step 5: Solve for x
    x = 767,234,076,877.99/1,009,570.19
  6. Step 6: Final answer
    x = 759,961.11

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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.