Home / 2,739,970.80-4,110,215.40-745,426.80

Finding the Fourth Proportional to 2,739,970.80, 4,110,215.40 and 745,426.80

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Solution

The fourth proportional to 2,739,970.80, 4,110,215.40 and 745,426.80 is: 1,118,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739,970.80 : 4,110,215.40 = 745,426.80 : x
  2. Step 2: Convert to fraction form
    2,739,970.80/4,110,215.40 = 745,426.80/x
  3. Step 3: Cross multiply
    2,739,970.80x = 4,110,215.40 × 745,426.80
  4. Step 4: Simplify right side
    2,739,970.80x = 3,063,864,712,932.72
  5. Step 5: Solve for x
    x = 3,063,864,712,932.72/2,739,970.80
  6. Step 6: Final answer
    x = 1,118,210.72

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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.