Home / 2,076,801.60-3,114,878.40-657,206.40

Finding the Fourth Proportional to 2,076,801.60, 3,114,878.40 and 657,206.40

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Solution

The fourth proportional to 2,076,801.60, 3,114,878.40 and 657,206.40 is: 985,707.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,801.60 : 3,114,878.40 = 657,206.40 : x
  2. Step 2: Convert to fraction form
    2,076,801.60/3,114,878.40 = 657,206.40/x
  3. Step 3: Cross multiply
    2,076,801.60x = 3,114,878.40 × 657,206.40
  4. Step 4: Simplify right side
    2,076,801.60x = 2,047,118,019,701.76
  5. Step 5: Solve for x
    x = 2,047,118,019,701.76/2,076,801.60
  6. Step 6: Final answer
    x = 985,707.07

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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.