Home / 1,417,816.90-2,127,042.60-519,240.70

Finding the Fourth Proportional to 1,417,816.90, 2,127,042.60 and 519,240.70

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Solution

The fourth proportional to 1,417,816.90, 2,127,042.60 and 519,240.70 is: 778,977.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,816.90 : 2,127,042.60 = 519,240.70 : x
  2. Step 2: Convert to fraction form
    1,417,816.90/2,127,042.60 = 519,240.70/x
  3. Step 3: Cross multiply
    1,417,816.90x = 2,127,042.60 × 519,240.70
  4. Step 4: Simplify right side
    1,417,816.90x = 1,104,447,088,553.82
  5. Step 5: Solve for x
    x = 1,104,447,088,553.82/1,417,816.90
  6. Step 6: Final answer
    x = 778,977.24

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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.