Home / 1,486,946.65-2,051,961.09-807,878.29

Finding the Fourth Proportional to 1,486,946.65, 2,051,961.09 and 807,878.29

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Solution

The fourth proportional to 1,486,946.65, 2,051,961.09 and 807,878.29 is: 1,114,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,946.65 : 2,051,961.09 = 807,878.29 : x
  2. Step 2: Convert to fraction form
    1,486,946.65/2,051,961.09 = 807,878.29/x
  3. Step 3: Cross multiply
    1,486,946.65x = 2,051,961.09 × 807,878.29
  4. Step 4: Simplify right side
    1,486,946.65x = 1,657,734,816,535.74
  5. Step 5: Solve for x
    x = 1,657,734,816,535.74/1,486,946.65
  6. Step 6: Final answer
    x = 1,114,858.30

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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.