Home / 1,370,666.10-2,056,193.55-423,938.10

Finding the Fourth Proportional to 1,370,666.10, 2,056,193.55 and 423,938.10

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Solution

The fourth proportional to 1,370,666.10, 2,056,193.55 and 423,938.10 is: 635,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,666.10 : 2,056,193.55 = 423,938.10 : x
  2. Step 2: Convert to fraction form
    1,370,666.10/2,056,193.55 = 423,938.10/x
  3. Step 3: Cross multiply
    1,370,666.10x = 2,056,193.55 × 423,938.10
  4. Step 4: Simplify right side
    1,370,666.10x = 871,698,786,819.26
  5. Step 5: Solve for x
    x = 871,698,786,819.26/1,370,666.10
  6. Step 6: Final answer
    x = 635,967.28

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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.