Home / 1,112,343.86-1,535,046.36-653,477.56

Finding the Fourth Proportional to 1,112,343.86, 1,535,046.36 and 653,477.56

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Solution

The fourth proportional to 1,112,343.86, 1,535,046.36 and 653,477.56 is: 901,805.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,343.86 : 1,535,046.36 = 653,477.56 : x
  2. Step 2: Convert to fraction form
    1,112,343.86/1,535,046.36 = 653,477.56/x
  3. Step 3: Cross multiply
    1,112,343.86x = 1,535,046.36 × 653,477.56
  4. Step 4: Simplify right side
    1,112,343.86x = 1,003,118,349,819.68
  5. Step 5: Solve for x
    x = 1,003,118,349,819.68/1,112,343.86
  6. Step 6: Final answer
    x = 901,805.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.