Home / 2,076,258.40-2,864,694.36-1,216,356.40

Finding the Fourth Proportional to 2,076,258.40, 2,864,694.36 and 1,216,356.40

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Solution

The fourth proportional to 2,076,258.40, 2,864,694.36 and 1,216,356.40 is: 1,678,254.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,258.40 : 2,864,694.36 = 1,216,356.40 : x
  2. Step 2: Convert to fraction form
    2,076,258.40/2,864,694.36 = 1,216,356.40/x
  3. Step 3: Cross multiply
    2,076,258.40x = 2,864,694.36 × 1,216,356.40
  4. Step 4: Simplify right side
    2,076,258.40x = 3,484,489,318,829.90
  5. Step 5: Solve for x
    x = 3,484,489,318,829.90/2,076,258.40
  6. Step 6: Final answer
    x = 1,678,254.17

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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.