Home / 2,076,321.40-3,114,482.10-954,390.40

Finding the Fourth Proportional to 2,076,321.40, 3,114,482.10 and 954,390.40

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Solution

The fourth proportional to 2,076,321.40, 3,114,482.10 and 954,390.40 is: 1,431,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,321.40 : 3,114,482.10 = 954,390.40 : x
  2. Step 2: Convert to fraction form
    2,076,321.40/3,114,482.10 = 954,390.40/x
  3. Step 3: Cross multiply
    2,076,321.40x = 3,114,482.10 × 954,390.40
  4. Step 4: Simplify right side
    2,076,321.40x = 2,972,431,817,211.84
  5. Step 5: Solve for x
    x = 2,972,431,817,211.84/2,076,321.40
  6. Step 6: Final answer
    x = 1,431,585.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.