Home / 1,379,900.58-2,069,705.25-369,124.59

Finding the Fourth Proportional to 1,379,900.58, 2,069,705.25 and 369,124.59

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Solution

The fourth proportional to 1,379,900.58, 2,069,705.25 and 369,124.59 is: 553,647.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,900.58 : 2,069,705.25 = 369,124.59 : x
  2. Step 2: Convert to fraction form
    1,379,900.58/2,069,705.25 = 369,124.59/x
  3. Step 3: Cross multiply
    1,379,900.58x = 2,069,705.25 × 369,124.59
  4. Step 4: Simplify right side
    1,379,900.58x = 763,979,101,827.10
  5. Step 5: Solve for x
    x = 763,979,101,827.10/1,379,900.58
  6. Step 6: Final answer
    x = 553,647.93

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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.