Home / 4,428,810.80-6,642,870.60-1,732,612.40

Finding the Fourth Proportional to 4,428,810.80, 6,642,870.60 and 1,732,612.40

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Solution

The fourth proportional to 4,428,810.80, 6,642,870.60 and 1,732,612.40 is: 2,598,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,810.80 : 6,642,870.60 = 1,732,612.40 : x
  2. Step 2: Convert to fraction form
    4,428,810.80/6,642,870.60 = 1,732,612.40/x
  3. Step 3: Cross multiply
    4,428,810.80x = 6,642,870.60 × 1,732,612.40
  4. Step 4: Simplify right side
    4,428,810.80x = 11,509,519,973,155.44
  5. Step 5: Solve for x
    x = 11,509,519,973,155.44/4,428,810.80
  6. Step 6: Final answer
    x = 2,598,783.40

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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.