Home / 1,576,812.60-2,365,802.10-511,889.40

Finding the Fourth Proportional to 1,576,812.60, 2,365,802.10 and 511,889.40

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Solution

The fourth proportional to 1,576,812.60, 2,365,802.10 and 511,889.40 is: 768,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,812.60 : 2,365,802.10 = 511,889.40 : x
  2. Step 2: Convert to fraction form
    1,576,812.60/2,365,802.10 = 511,889.40/x
  3. Step 3: Cross multiply
    1,576,812.60x = 2,365,802.10 × 511,889.40
  4. Step 4: Simplify right side
    1,576,812.60x = 1,211,029,017,487.74
  5. Step 5: Solve for x
    x = 1,211,029,017,487.74/1,576,812.60
  6. Step 6: Final answer
    x = 768,023.43

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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.