Home / 1,911,577.98-2,637,957.31-1,052,119.78

Finding the Fourth Proportional to 1,911,577.98, 2,637,957.31 and 1,052,119.78

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Solution

The fourth proportional to 1,911,577.98, 2,637,957.31 and 1,052,119.78 is: 1,451,914.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,577.98 : 2,637,957.31 = 1,052,119.78 : x
  2. Step 2: Convert to fraction form
    1,911,577.98/2,637,957.31 = 1,052,119.78/x
  3. Step 3: Cross multiply
    1,911,577.98x = 2,637,957.31 × 1,052,119.78
  4. Step 4: Simplify right side
    1,911,577.98x = 2,775,447,064,646.59
  5. Step 5: Solve for x
    x = 2,775,447,064,646.59/1,911,577.98
  6. Step 6: Final answer
    x = 1,451,914.12

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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.