Home / 1,878,608.55-2,592,480.74-1,019,168.58

Finding the Fourth Proportional to 1,878,608.55, 2,592,480.74 and 1,019,168.58

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Solution

The fourth proportional to 1,878,608.55, 2,592,480.74 and 1,019,168.58 is: 1,406,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,608.55 : 2,592,480.74 = 1,019,168.58 : x
  2. Step 2: Convert to fraction form
    1,878,608.55/2,592,480.74 = 1,019,168.58/x
  3. Step 3: Cross multiply
    1,878,608.55x = 2,592,480.74 × 1,019,168.58
  4. Step 4: Simplify right side
    1,878,608.55x = 2,642,174,904,506.40
  5. Step 5: Solve for x
    x = 2,642,174,904,506.40/1,878,608.55
  6. Step 6: Final answer
    x = 1,406,453.15

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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.