Home / 1,878,626.41-2,592,509.45-1,019,186.66

Finding the Fourth Proportional to 1,878,626.41, 2,592,509.45 and 1,019,186.66

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Solution

The fourth proportional to 1,878,626.41, 2,592,509.45 and 1,019,186.66 is: 1,406,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,626.41 : 2,592,509.45 = 1,019,186.66 : x
  2. Step 2: Convert to fraction form
    1,878,626.41/2,592,509.45 = 1,019,186.66/x
  3. Step 3: Cross multiply
    1,878,626.41x = 2,592,509.45 × 1,019,186.66
  4. Step 4: Simplify right side
    1,878,626.41x = 2,642,251,047,363.94
  5. Step 5: Solve for x
    x = 2,642,251,047,363.94/1,878,626.41
  6. Step 6: Final answer
    x = 1,406,480.31

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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.