Home / 3,020,539.40-4,530,809.10-1,025,995.40

Finding the Fourth Proportional to 3,020,539.40, 4,530,809.10 and 1,025,995.40

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Solution

The fourth proportional to 3,020,539.40, 4,530,809.10 and 1,025,995.40 is: 1,538,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,539.40 : 4,530,809.10 = 1,025,995.40 : x
  2. Step 2: Convert to fraction form
    3,020,539.40/4,530,809.10 = 1,025,995.40/x
  3. Step 3: Cross multiply
    3,020,539.40x = 4,530,809.10 × 1,025,995.40
  4. Step 4: Simplify right side
    3,020,539.40x = 4,648,589,294,878.14
  5. Step 5: Solve for x
    x = 4,648,589,294,878.14/3,020,539.40
  6. Step 6: Final answer
    x = 1,538,993.10

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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.