Home / 1,686,878.46-2,327,950.26-922,931.91

Finding the Fourth Proportional to 1,686,878.46, 2,327,950.26 and 922,931.91

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Solution

The fourth proportional to 1,686,878.46, 2,327,950.26 and 922,931.91 is: 1,273,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,878.46 : 2,327,950.26 = 922,931.91 : x
  2. Step 2: Convert to fraction form
    1,686,878.46/2,327,950.26 = 922,931.91/x
  3. Step 3: Cross multiply
    1,686,878.46x = 2,327,950.26 × 922,931.91
  4. Step 4: Simplify right side
    1,686,878.46x = 2,148,539,579,846.80
  5. Step 5: Solve for x
    x = 2,148,539,579,846.80/1,686,878.46
  6. Step 6: Final answer
    x = 1,273,677.76

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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.