Home / 1,716,138.83-2,574,359.51-636,663.88

Finding the Fourth Proportional to 1,716,138.83, 2,574,359.51 and 636,663.88

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Solution

The fourth proportional to 1,716,138.83, 2,574,359.51 and 636,663.88 is: 955,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,138.83 : 2,574,359.51 = 636,663.88 : x
  2. Step 2: Convert to fraction form
    1,716,138.83/2,574,359.51 = 636,663.88/x
  3. Step 3: Cross multiply
    1,716,138.83x = 2,574,359.51 × 636,663.88
  4. Step 4: Simplify right side
    1,716,138.83x = 1,639,001,714,151.50
  5. Step 5: Solve for x
    x = 1,639,001,714,151.50/1,716,138.83
  6. Step 6: Final answer
    x = 955,051.94

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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.