Home / 1,878,834-2,592,715.32-1,019,361.36

Finding the Fourth Proportional to 1,878,834, 2,592,715.32 and 1,019,361.36

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Solution

The fourth proportional to 1,878,834, 2,592,715.32 and 1,019,361.36 is: 1,406,677.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,834 : 2,592,715.32 = 1,019,361.36 : x
  2. Step 2: Convert to fraction form
    1,878,834/2,592,715.32 = 1,019,361.36/x
  3. Step 3: Cross multiply
    1,878,834x = 2,592,715.32 × 1,019,361.36
  4. Step 4: Simplify right side
    1,878,834x = 2,642,913,814,688.04
  5. Step 5: Solve for x
    x = 2,642,913,814,688.04/1,878,834
  6. Step 6: Final answer
    x = 1,406,677.66

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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.