Home / 2,076,806.10-3,114,885.15-657,210.90

Finding the Fourth Proportional to 2,076,806.10, 3,114,885.15 and 657,210.90

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Solution

The fourth proportional to 2,076,806.10, 3,114,885.15 and 657,210.90 is: 985,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,806.10 : 3,114,885.15 = 657,210.90 : x
  2. Step 2: Convert to fraction form
    2,076,806.10/3,114,885.15 = 657,210.90/x
  3. Step 3: Cross multiply
    2,076,806.10x = 3,114,885.15 × 657,210.90
  4. Step 4: Simplify right side
    2,076,806.10x = 2,047,136,472,828.14
  5. Step 5: Solve for x
    x = 2,047,136,472,828.14/2,076,806.10
  6. Step 6: Final answer
    x = 985,713.82

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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.