Home / 1,637,809.71-2,260,186.40-949,889.50

Finding the Fourth Proportional to 1,637,809.71, 2,260,186.40 and 949,889.50

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Solution

The fourth proportional to 1,637,809.71, 2,260,186.40 and 949,889.50 is: 1,310,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,809.71 : 2,260,186.40 = 949,889.50 : x
  2. Step 2: Convert to fraction form
    1,637,809.71/2,260,186.40 = 949,889.50/x
  3. Step 3: Cross multiply
    1,637,809.71x = 2,260,186.40 × 949,889.50
  4. Step 4: Simplify right side
    1,637,809.71x = 2,146,927,318,101.87
  5. Step 5: Solve for x
    x = 2,146,927,318,101.87/1,637,809.71
  6. Step 6: Final answer
    x = 1,310,852.72

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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.