Home / 1,085,821.20-1,498,420.08-602,374.32

Finding the Fourth Proportional to 1,085,821.20, 1,498,420.08 and 602,374.32

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Solution

The fourth proportional to 1,085,821.20, 1,498,420.08 and 602,374.32 is: 831,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,821.20 : 1,498,420.08 = 602,374.32 : x
  2. Step 2: Convert to fraction form
    1,085,821.20/1,498,420.08 = 602,374.32/x
  3. Step 3: Cross multiply
    1,085,821.20x = 1,498,420.08 × 602,374.32
  4. Step 4: Simplify right side
    1,085,821.20x = 902,609,776,764.35
  5. Step 5: Solve for x
    x = 902,609,776,764.35/1,085,821.20
  6. Step 6: Final answer
    x = 831,269.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.