Home / 1,947,208.02-2,687,140.11-1,076,018.46

Finding the Fourth Proportional to 1,947,208.02, 2,687,140.11 and 1,076,018.46

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Solution

The fourth proportional to 1,947,208.02, 2,687,140.11 and 1,076,018.46 is: 1,484,901.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,208.02 : 2,687,140.11 = 1,076,018.46 : x
  2. Step 2: Convert to fraction form
    1,947,208.02/2,687,140.11 = 1,076,018.46/x
  3. Step 3: Cross multiply
    1,947,208.02x = 2,687,140.11 × 1,076,018.46
  4. Step 4: Simplify right side
    1,947,208.02x = 2,891,412,362,966.43
  5. Step 5: Solve for x
    x = 2,891,412,362,966.43/1,947,208.02
  6. Step 6: Final answer
    x = 1,484,901.63

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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.