Home / 1,246,305.12-1,869,772.91-347,746.47

Finding the Fourth Proportional to 1,246,305.12, 1,869,772.91 and 347,746.47

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Solution

The fourth proportional to 1,246,305.12, 1,869,772.91 and 347,746.47 is: 521,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,305.12 : 1,869,772.91 = 347,746.47 : x
  2. Step 2: Convert to fraction form
    1,246,305.12/1,869,772.91 = 347,746.47/x
  3. Step 3: Cross multiply
    1,246,305.12x = 1,869,772.91 × 347,746.47
  4. Step 4: Simplify right side
    1,246,305.12x = 650,206,927,415.40
  5. Step 5: Solve for x
    x = 650,206,927,415.40/1,246,305.12
  6. Step 6: Final answer
    x = 521,707.66

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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.