Home / 3,020,987.01-4,169,360.21-1,813,840.77

Finding the Fourth Proportional to 3,020,987.01, 4,169,360.21 and 1,813,840.77

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Solution

The fourth proportional to 3,020,987.01, 4,169,360.21 and 1,813,840.77 is: 2,503,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,987.01 : 4,169,360.21 = 1,813,840.77 : x
  2. Step 2: Convert to fraction form
    3,020,987.01/4,169,360.21 = 1,813,840.77/x
  3. Step 3: Cross multiply
    3,020,987.01x = 4,169,360.21 × 1,813,840.77
  4. Step 4: Simplify right side
    3,020,987.01x = 7,562,555,533,713.76
  5. Step 5: Solve for x
    x = 7,562,555,533,713.76/3,020,987.01
  6. Step 6: Final answer
    x = 2,503,339.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.