Home / 1,124,317.52-1,683,746.04-618,105.68

Finding the Fourth Proportional to 1,124,317.52, 1,683,746.04 and 618,105.68

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Solution

The fourth proportional to 1,124,317.52, 1,683,746.04 and 618,105.68 is: 925,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,317.52 : 1,683,746.04 = 618,105.68 : x
  2. Step 2: Convert to fraction form
    1,124,317.52/1,683,746.04 = 618,105.68/x
  3. Step 3: Cross multiply
    1,124,317.52x = 1,683,746.04 × 618,105.68
  4. Step 4: Simplify right side
    1,124,317.52x = 1,040,732,991,001.51
  5. Step 5: Solve for x
    x = 1,040,732,991,001.51/1,124,317.52
  6. Step 6: Final answer
    x = 925,657.54

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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.