Home / 1,125,367.72-1,688,051.58-377,411.56

Finding the Fourth Proportional to 1,125,367.72, 1,688,051.58 and 377,411.56

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Solution

The fourth proportional to 1,125,367.72, 1,688,051.58 and 377,411.56 is: 566,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,367.72 : 1,688,051.58 = 377,411.56 : x
  2. Step 2: Convert to fraction form
    1,125,367.72/1,688,051.58 = 377,411.56/x
  3. Step 3: Cross multiply
    1,125,367.72x = 1,688,051.58 × 377,411.56
  4. Step 4: Simplify right side
    1,125,367.72x = 637,090,180,168.27
  5. Step 5: Solve for x
    x = 637,090,180,168.27/1,125,367.72
  6. Step 6: Final answer
    x = 566,117.34

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Double scale
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Similar ratio
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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.