Home / 2,916,470.40-4,374,705.60-1,852,276.20

Finding the Fourth Proportional to 2,916,470.40, 4,374,705.60 and 1,852,276.20

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Solution

The fourth proportional to 2,916,470.40, 4,374,705.60 and 1,852,276.20 is: 2,778,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,470.40 : 4,374,705.60 = 1,852,276.20 : x
  2. Step 2: Convert to fraction form
    2,916,470.40/4,374,705.60 = 1,852,276.20/x
  3. Step 3: Cross multiply
    2,916,470.40x = 4,374,705.60 × 1,852,276.20
  4. Step 4: Simplify right side
    2,916,470.40x = 8,103,163,064,886.72
  5. Step 5: Solve for x
    x = 8,103,163,064,886.72/2,916,470.40
  6. Step 6: Final answer
    x = 2,778,414.30

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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.