Home / 1,260,347.73-1,890,511.88-313,712.07

Finding the Fourth Proportional to 1,260,347.73, 1,890,511.88 and 313,712.07

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Solution

The fourth proportional to 1,260,347.73, 1,890,511.88 and 313,712.07 is: 470,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,347.73 : 1,890,511.88 = 313,712.07 : x
  2. Step 2: Convert to fraction form
    1,260,347.73/1,890,511.88 = 313,712.07/x
  3. Step 3: Cross multiply
    1,260,347.73x = 1,890,511.88 × 313,712.07
  4. Step 4: Simplify right side
    1,260,347.73x = 593,076,393,665.83
  5. Step 5: Solve for x
    x = 593,076,393,665.83/1,260,347.73
  6. Step 6: Final answer
    x = 470,565.69

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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.