Home / 1,652,145.15-2,478,365.35-514,917

Finding the Fourth Proportional to 1,652,145.15, 2,478,365.35 and 514,917

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Solution

The fourth proportional to 1,652,145.15, 2,478,365.35 and 514,917 is: 772,421.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,652,145.15 : 2,478,365.35 = 514,917 : x
  2. Step 2: Convert to fraction form
    1,652,145.15/2,478,365.35 = 514,917/x
  3. Step 3: Cross multiply
    1,652,145.15x = 2,478,365.35 × 514,917
  4. Step 4: Simplify right side
    1,652,145.15x = 1,276,152,452,535.07
  5. Step 5: Solve for x
    x = 1,276,152,452,535.07/1,652,145.15
  6. Step 6: Final answer
    x = 772,421.51

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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.