Home / 1,875,998.43-2,813,308.32-644,657.16

Finding the Fourth Proportional to 1,875,998.43, 2,813,308.32 and 644,657.16

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Solution

The fourth proportional to 1,875,998.43, 2,813,308.32 and 644,657.16 is: 966,748.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,998.43 : 2,813,308.32 = 644,657.16 : x
  2. Step 2: Convert to fraction form
    1,875,998.43/2,813,308.32 = 644,657.16/x
  3. Step 3: Cross multiply
    1,875,998.43x = 2,813,308.32 × 644,657.16
  4. Step 4: Simplify right side
    1,875,998.43x = 1,813,619,351,775.57
  5. Step 5: Solve for x
    x = 1,813,619,351,775.57/1,875,998.43
  6. Step 6: Final answer
    x = 966,748.86

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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.