Home / 2,772,042.20-4,158,063.30-1,708,285.40

Finding the Fourth Proportional to 2,772,042.20, 4,158,063.30 and 1,708,285.40

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Solution

The fourth proportional to 2,772,042.20, 4,158,063.30 and 1,708,285.40 is: 2,562,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,042.20 : 4,158,063.30 = 1,708,285.40 : x
  2. Step 2: Convert to fraction form
    2,772,042.20/4,158,063.30 = 1,708,285.40/x
  3. Step 3: Cross multiply
    2,772,042.20x = 4,158,063.30 × 1,708,285.40
  4. Step 4: Simplify right side
    2,772,042.20x = 7,103,158,827,665.82
  5. Step 5: Solve for x
    x = 7,103,158,827,665.82/2,772,042.20
  6. Step 6: Final answer
    x = 2,562,428.10

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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.