Home / 2,702,881.80-4,053,127.14-809,270.28

Finding the Fourth Proportional to 2,702,881.80, 4,053,127.14 and 809,270.28

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Solution

The fourth proportional to 2,702,881.80, 4,053,127.14 and 809,270.28 is: 1,213,547.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,881.80 : 4,053,127.14 = 809,270.28 : x
  2. Step 2: Convert to fraction form
    2,702,881.80/4,053,127.14 = 809,270.28/x
  3. Step 3: Cross multiply
    2,702,881.80x = 4,053,127.14 × 809,270.28
  4. Step 4: Simplify right side
    2,702,881.80x = 3,280,075,335,463.40
  5. Step 5: Solve for x
    x = 3,280,075,335,463.40/2,702,881.80
  6. Step 6: Final answer
    x = 1,213,547.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.