Home / 1,977,688.50-2,964,773.43-715,235.46

Finding the Fourth Proportional to 1,977,688.50, 2,964,773.43 and 715,235.46

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Solution

The fourth proportional to 1,977,688.50, 2,964,773.43 and 715,235.46 is: 1,072,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,688.50 : 2,964,773.43 = 715,235.46 : x
  2. Step 2: Convert to fraction form
    1,977,688.50/2,964,773.43 = 715,235.46/x
  3. Step 3: Cross multiply
    1,977,688.50x = 2,964,773.43 × 715,235.46
  4. Step 4: Simplify right side
    1,977,688.50x = 2,120,511,088,001.83
  5. Step 5: Solve for x
    x = 2,120,511,088,001.83/1,977,688.50
  6. Step 6: Final answer
    x = 1,072,216.93

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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.