Home / 1,118,761.08-1,544,001.81-683,154.42

Finding the Fourth Proportional to 1,118,761.08, 1,544,001.81 and 683,154.42

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Solution

The fourth proportional to 1,118,761.08, 1,544,001.81 and 683,154.42 is: 942,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,761.08 : 1,544,001.81 = 683,154.42 : x
  2. Step 2: Convert to fraction form
    1,118,761.08/1,544,001.81 = 683,154.42/x
  3. Step 3: Cross multiply
    1,118,761.08x = 1,544,001.81 × 683,154.42
  4. Step 4: Simplify right side
    1,118,761.08x = 1,054,791,660,989.50
  5. Step 5: Solve for x
    x = 1,054,791,660,989.50/1,118,761.08
  6. Step 6: Final answer
    x = 942,821.20

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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.