Home / 4,938,141.90-6,814,900.55-2,762,555.31

Finding the Fourth Proportional to 4,938,141.90, 6,814,900.55 and 2,762,555.31

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Solution

The fourth proportional to 4,938,141.90, 6,814,900.55 and 2,762,555.31 is: 3,812,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,141.90 : 6,814,900.55 = 2,762,555.31 : x
  2. Step 2: Convert to fraction form
    4,938,141.90/6,814,900.55 = 2,762,555.31/x
  3. Step 3: Cross multiply
    4,938,141.90x = 6,814,900.55 × 2,762,555.31
  4. Step 4: Simplify right side
    4,938,141.90x = 18,826,539,708,430.81
  5. Step 5: Solve for x
    x = 18,826,539,708,430.81/4,938,141.90
  6. Step 6: Final answer
    x = 3,812,474.43

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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.