Home / 1,457,917.83-2,186,627.49-392,710.77

Finding the Fourth Proportional to 1,457,917.83, 2,186,627.49 and 392,710.77

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Solution

The fourth proportional to 1,457,917.83, 2,186,627.49 and 392,710.77 is: 588,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,917.83 : 2,186,627.49 = 392,710.77 : x
  2. Step 2: Convert to fraction form
    1,457,917.83/2,186,627.49 = 392,710.77/x
  3. Step 3: Cross multiply
    1,457,917.83x = 2,186,627.49 × 392,710.77
  4. Step 4: Simplify right side
    1,457,917.83x = 858,712,165,301.07
  5. Step 5: Solve for x
    x = 858,712,165,301.07/1,457,917.83
  6. Step 6: Final answer
    x = 588,999.01

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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.