Home / 1,065,577.86-1,470,526.34-636,107.34

Finding the Fourth Proportional to 1,065,577.86, 1,470,526.34 and 636,107.34

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Solution

The fourth proportional to 1,065,577.86, 1,470,526.34 and 636,107.34 is: 877,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,577.86 : 1,470,526.34 = 636,107.34 : x
  2. Step 2: Convert to fraction form
    1,065,577.86/1,470,526.34 = 636,107.34/x
  3. Step 3: Cross multiply
    1,065,577.86x = 1,470,526.34 × 636,107.34
  4. Step 4: Simplify right side
    1,065,577.86x = 935,412,598,537.34
  5. Step 5: Solve for x
    x = 935,412,598,537.34/1,065,577.86
  6. Step 6: Final answer
    x = 877,845.38

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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.