Home / 1,580,492.94-2,181,083.01-855,341.25

Finding the Fourth Proportional to 1,580,492.94, 2,181,083.01 and 855,341.25

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Solution

The fourth proportional to 1,580,492.94, 2,181,083.01 and 855,341.25 is: 1,180,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,492.94 : 2,181,083.01 = 855,341.25 : x
  2. Step 2: Convert to fraction form
    1,580,492.94/2,181,083.01 = 855,341.25/x
  3. Step 3: Cross multiply
    1,580,492.94x = 2,181,083.01 × 855,341.25
  4. Step 4: Simplify right side
    1,580,492.94x = 1,865,570,268,127.16
  5. Step 5: Solve for x
    x = 1,865,570,268,127.16/1,580,492.94
  6. Step 6: Final answer
    x = 1,180,372.41

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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.