Home / 1,637,274.66-2,259,433.35-912,079.50

Finding the Fourth Proportional to 1,637,274.66, 2,259,433.35 and 912,079.50

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Solution

The fourth proportional to 1,637,274.66, 2,259,433.35 and 912,079.50 is: 1,258,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,274.66 : 2,259,433.35 = 912,079.50 : x
  2. Step 2: Convert to fraction form
    1,637,274.66/2,259,433.35 = 912,079.50/x
  3. Step 3: Cross multiply
    1,637,274.66x = 2,259,433.35 × 912,079.50
  4. Step 4: Simplify right side
    1,637,274.66x = 2,060,782,840,151.33
  5. Step 5: Solve for x
    x = 2,060,782,840,151.33/1,637,274.66
  6. Step 6: Final answer
    x = 1,258,666.55

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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.