Home / 2,037,980.02-2,807,551.62-1,424,985.78

Finding the Fourth Proportional to 2,037,980.02, 2,807,551.62 and 1,424,985.78

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Solution

The fourth proportional to 2,037,980.02, 2,807,551.62 and 1,424,985.78 is: 1,963,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,980.02 : 2,807,551.62 = 1,424,985.78 : x
  2. Step 2: Convert to fraction form
    2,037,980.02/2,807,551.62 = 1,424,985.78/x
  3. Step 3: Cross multiply
    2,037,980.02x = 2,807,551.62 × 1,424,985.78
  4. Step 4: Simplify right side
    2,037,980.02x = 4,000,721,135,115.96
  5. Step 5: Solve for x
    x = 4,000,721,135,115.96/2,037,980.02
  6. Step 6: Final answer
    x = 1,963,081.63

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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.