Home / 1,299,847.48-1,949,056.70-401,043.96

Finding the Fourth Proportional to 1,299,847.48, 1,949,056.70 and 401,043.96

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Solution

The fourth proportional to 1,299,847.48, 1,949,056.70 and 401,043.96 is: 601,345.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,847.48 : 1,949,056.70 = 401,043.96 : x
  2. Step 2: Convert to fraction form
    1,299,847.48/1,949,056.70 = 401,043.96/x
  3. Step 3: Cross multiply
    1,299,847.48x = 1,949,056.70 × 401,043.96
  4. Step 4: Simplify right side
    1,299,847.48x = 781,657,417,232.53
  5. Step 5: Solve for x
    x = 781,657,417,232.53/1,299,847.48
  6. Step 6: Final answer
    x = 601,345.49

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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.