Home / 1,712,882.70-2,570,308.20-648,032.40

Finding the Fourth Proportional to 1,712,882.70, 2,570,308.20 and 648,032.40

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Solution

The fourth proportional to 1,712,882.70, 2,570,308.20 and 648,032.40 is: 972,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,882.70 : 2,570,308.20 = 648,032.40 : x
  2. Step 2: Convert to fraction form
    1,712,882.70/2,570,308.20 = 648,032.40/x
  3. Step 3: Cross multiply
    1,712,882.70x = 2,570,308.20 × 648,032.40
  4. Step 4: Simplify right side
    1,712,882.70x = 1,665,642,991,585.68
  5. Step 5: Solve for x
    x = 1,665,642,991,585.68/1,712,882.70
  6. Step 6: Final answer
    x = 972,420.93

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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.