Home / 3,168,270.40-4,745,407.20-1,670,612.80

Finding the Fourth Proportional to 3,168,270.40, 4,745,407.20 and 1,670,612.80

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Solution

The fourth proportional to 3,168,270.40, 4,745,407.20 and 1,670,612.80 is: 2,502,228.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,270.40 : 4,745,407.20 = 1,670,612.80 : x
  2. Step 2: Convert to fraction form
    3,168,270.40/4,745,407.20 = 1,670,612.80/x
  3. Step 3: Cross multiply
    3,168,270.40x = 4,745,407.20 × 1,670,612.80
  4. Step 4: Simplify right side
    3,168,270.40x = 7,927,738,009,532.16
  5. Step 5: Solve for x
    x = 7,927,738,009,532.16/3,168,270.40
  6. Step 6: Final answer
    x = 2,502,228.98

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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.