Home / 1,406,877.70-1,941,492.96-762,297.70

Finding the Fourth Proportional to 1,406,877.70, 1,941,492.96 and 762,297.70

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Solution

The fourth proportional to 1,406,877.70, 1,941,492.96 and 762,297.70 is: 1,051,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,877.70 : 1,941,492.96 = 762,297.70 : x
  2. Step 2: Convert to fraction form
    1,406,877.70/1,941,492.96 = 762,297.70/x
  3. Step 3: Cross multiply
    1,406,877.70x = 1,941,492.96 × 762,297.70
  4. Step 4: Simplify right side
    1,406,877.70x = 1,479,995,617,974.19
  5. Step 5: Solve for x
    x = 1,479,995,617,974.19/1,406,877.70
  6. Step 6: Final answer
    x = 1,051,971.77

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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.