Home / 1,878,626.44-2,592,505.40-1,019,186.47

Finding the Fourth Proportional to 1,878,626.44, 2,592,505.40 and 1,019,186.47

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Solution

The fourth proportional to 1,878,626.44, 2,592,505.40 and 1,019,186.47 is: 1,406,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,626.44 : 2,592,505.40 = 1,019,186.47 : x
  2. Step 2: Convert to fraction form
    1,878,626.44/2,592,505.40 = 1,019,186.47/x
  3. Step 3: Cross multiply
    1,878,626.44x = 2,592,505.40 × 1,019,186.47
  4. Step 4: Simplify right side
    1,878,626.44x = 2,642,246,427,081.94
  5. Step 5: Solve for x
    x = 2,642,246,427,081.94/1,878,626.44
  6. Step 6: Final answer
    x = 1,406,477.82

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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.