Home / 1,513,435.03-2,270,144.34-648,742.61

Finding the Fourth Proportional to 1,513,435.03, 2,270,144.34 and 648,742.61

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Solution

The fourth proportional to 1,513,435.03, 2,270,144.34 and 648,742.61 is: 973,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,435.03 : 2,270,144.34 = 648,742.61 : x
  2. Step 2: Convert to fraction form
    1,513,435.03/2,270,144.34 = 648,742.61/x
  3. Step 3: Cross multiply
    1,513,435.03x = 2,270,144.34 × 648,742.61
  4. Step 4: Simplify right side
    1,513,435.03x = 1,472,739,369,883.69
  5. Step 5: Solve for x
    x = 1,472,739,369,883.69/1,513,435.03
  6. Step 6: Final answer
    x = 973,110.40

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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.