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Finding the Fourth Proportional to 1,569,828, 2,355,093 and 572,556

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Solution

The fourth proportional to 1,569,828, 2,355,093 and 572,556 is: 858,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,828 : 2,355,093 = 572,556 : x
  2. Step 2: Convert to fraction form
    1,569,828/2,355,093 = 572,556/x
  3. Step 3: Cross multiply
    1,569,828x = 2,355,093 × 572,556
  4. Step 4: Simplify right side
    1,569,828x = 1,348,422,627,708
  5. Step 5: Solve for x
    x = 1,348,422,627,708/1,569,828
  6. Step 6: Final answer
    x = 858,962.02

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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.