Home / 2,076,388.40-3,114,582.60-1,129,271.60

Finding the Fourth Proportional to 2,076,388.40, 3,114,582.60 and 1,129,271.60

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Solution

The fourth proportional to 2,076,388.40, 3,114,582.60 and 1,129,271.60 is: 1,693,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,388.40 : 3,114,582.60 = 1,129,271.60 : x
  2. Step 2: Convert to fraction form
    2,076,388.40/3,114,582.60 = 1,129,271.60/x
  3. Step 3: Cross multiply
    2,076,388.40x = 3,114,582.60 × 1,129,271.60
  4. Step 4: Simplify right side
    2,076,388.40x = 3,517,209,676,034.16
  5. Step 5: Solve for x
    x = 3,517,209,676,034.16/2,076,388.40
  6. Step 6: Final answer
    x = 1,693,907.40

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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.