Home / 2,807,482.78-3,874,363.85-1,583,784.52

Finding the Fourth Proportional to 2,807,482.78, 3,874,363.85 and 1,583,784.52

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Solution

The fourth proportional to 2,807,482.78, 3,874,363.85 and 1,583,784.52 is: 2,185,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,482.78 : 3,874,363.85 = 1,583,784.52 : x
  2. Step 2: Convert to fraction form
    2,807,482.78/3,874,363.85 = 1,583,784.52/x
  3. Step 3: Cross multiply
    2,807,482.78x = 3,874,363.85 × 1,583,784.52
  4. Step 4: Simplify right side
    2,807,482.78x = 6,136,157,463,186.86
  5. Step 5: Solve for x
    x = 6,136,157,463,186.86/2,807,482.78
  6. Step 6: Final answer
    x = 2,185,643.85

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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.