Home / 1,539,562.20-2,308,768.94-528,397.22

Finding the Fourth Proportional to 1,539,562.20, 2,308,768.94 and 528,397.22

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Solution

The fourth proportional to 1,539,562.20, 2,308,768.94 and 528,397.22 is: 792,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,562.20 : 2,308,768.94 = 528,397.22 : x
  2. Step 2: Convert to fraction form
    1,539,562.20/2,308,768.94 = 528,397.22/x
  3. Step 3: Cross multiply
    1,539,562.20x = 2,308,768.94 × 528,397.22
  4. Step 4: Simplify right side
    1,539,562.20x = 1,219,947,089,518.35
  5. Step 5: Solve for x
    x = 1,219,947,089,518.35/1,539,562.20
  6. Step 6: Final answer
    x = 792,398.70

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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.