Home / 1,715,898.51-2,573,866.13-517,831.56

Finding the Fourth Proportional to 1,715,898.51, 2,573,866.13 and 517,831.56

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Solution

The fourth proportional to 1,715,898.51, 2,573,866.13 and 517,831.56 is: 776,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,898.51 : 2,573,866.13 = 517,831.56 : x
  2. Step 2: Convert to fraction form
    1,715,898.51/2,573,866.13 = 517,831.56/x
  3. Step 3: Cross multiply
    1,715,898.51x = 2,573,866.13 × 517,831.56
  4. Step 4: Simplify right side
    1,715,898.51x = 1,332,829,110,739.91
  5. Step 5: Solve for x
    x = 1,332,829,110,739.91/1,715,898.51
  6. Step 6: Final answer
    x = 776,752.88

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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.