Home / 1,637,744.46-2,260,064.34-912,622.74

Finding the Fourth Proportional to 1,637,744.46, 2,260,064.34 and 912,622.74

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Solution

The fourth proportional to 1,637,744.46, 2,260,064.34 and 912,622.74 is: 1,259,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,744.46 : 2,260,064.34 = 912,622.74 : x
  2. Step 2: Convert to fraction form
    1,637,744.46/2,260,064.34 = 912,622.74/x
  3. Step 3: Cross multiply
    1,637,744.46x = 2,260,064.34 × 912,622.74
  4. Step 4: Simplify right side
    1,637,744.46x = 2,062,586,110,547.09
  5. Step 5: Solve for x
    x = 2,062,586,110,547.09/1,637,744.46
  6. Step 6: Final answer
    x = 1,259,406.56

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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.