Home / 1,791,659.07-2,681,173.85-1,118,057.40

Finding the Fourth Proportional to 1,791,659.07, 2,681,173.85 and 1,118,057.40

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Solution

The fourth proportional to 1,791,659.07, 2,681,173.85 and 1,118,057.40 is: 1,673,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,659.07 : 2,681,173.85 = 1,118,057.40 : x
  2. Step 2: Convert to fraction form
    1,791,659.07/2,681,173.85 = 1,118,057.40/x
  3. Step 3: Cross multiply
    1,791,659.07x = 2,681,173.85 × 1,118,057.40
  4. Step 4: Simplify right side
    1,791,659.07x = 2,997,706,258,088.70
  5. Step 5: Solve for x
    x = 2,997,706,258,088.70/1,791,659.07
  6. Step 6: Final answer
    x = 1,673,145.47

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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.