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Finding the Fourth Proportional to 1,122,495, 1,683,757.07 and 374,541

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Solution

The fourth proportional to 1,122,495, 1,683,757.07 and 374,541 is: 561,816.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,495 : 1,683,757.07 = 374,541 : x
  2. Step 2: Convert to fraction form
    1,122,495/1,683,757.07 = 374,541/x
  3. Step 3: Cross multiply
    1,122,495x = 1,683,757.07 × 374,541
  4. Step 4: Simplify right side
    1,122,495x = 630,636,054,882.17
  5. Step 5: Solve for x
    x = 630,636,054,882.17/1,122,495
  6. Step 6: Final answer
    x = 561,816.36

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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.