Home / 1,531,145.63-2,295,298.70-677,762.27

Finding the Fourth Proportional to 1,531,145.63, 2,295,298.70 and 677,762.27

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Solution

The fourth proportional to 1,531,145.63, 2,295,298.70 and 677,762.27 is: 1,016,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,145.63 : 2,295,298.70 = 677,762.27 : x
  2. Step 2: Convert to fraction form
    1,531,145.63/2,295,298.70 = 677,762.27/x
  3. Step 3: Cross multiply
    1,531,145.63x = 2,295,298.70 × 677,762.27
  4. Step 4: Simplify right side
    1,531,145.63x = 1,555,666,842,374.74
  5. Step 5: Solve for x
    x = 1,555,666,842,374.74/1,531,145.63
  6. Step 6: Final answer
    x = 1,016,014.95

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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.