Home / 1,119,353.85-1,544,749.68-636,001.34

Finding the Fourth Proportional to 1,119,353.85, 1,544,749.68 and 636,001.34

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Solution

The fourth proportional to 1,119,353.85, 1,544,749.68 and 636,001.34 is: 877,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,353.85 : 1,544,749.68 = 636,001.34 : x
  2. Step 2: Convert to fraction form
    1,119,353.85/1,544,749.68 = 636,001.34/x
  3. Step 3: Cross multiply
    1,119,353.85x = 1,544,749.68 × 636,001.34
  4. Step 4: Simplify right side
    1,119,353.85x = 982,462,861,105.83
  5. Step 5: Solve for x
    x = 982,462,861,105.83/1,119,353.85
  6. Step 6: Final answer
    x = 877,705.35

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1.5x scale

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.