Home / 1,108,558.35-1,662,892.20-577,117.35

Finding the Fourth Proportional to 1,108,558.35, 1,662,892.20 and 577,117.35

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Solution

The fourth proportional to 1,108,558.35, 1,662,892.20 and 577,117.35 is: 865,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,558.35 : 1,662,892.20 = 577,117.35 : x
  2. Step 2: Convert to fraction form
    1,108,558.35/1,662,892.20 = 577,117.35/x
  3. Step 3: Cross multiply
    1,108,558.35x = 1,662,892.20 × 577,117.35
  4. Step 4: Simplify right side
    1,108,558.35x = 959,683,939,799.67
  5. Step 5: Solve for x
    x = 959,683,939,799.67/1,108,558.35
  6. Step 6: Final answer
    x = 865,704.49

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Double scale
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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.