Home / 2,768,533.80-4,152,023.10-875,855.40

Finding the Fourth Proportional to 2,768,533.80, 4,152,023.10 and 875,855.40

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Solution

The fourth proportional to 2,768,533.80, 4,152,023.10 and 875,855.40 is: 1,313,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,533.80 : 4,152,023.10 = 875,855.40 : x
  2. Step 2: Convert to fraction form
    2,768,533.80/4,152,023.10 = 875,855.40/x
  3. Step 3: Cross multiply
    2,768,533.80x = 4,152,023.10 × 875,855.40
  4. Step 4: Simplify right side
    2,768,533.80x = 3,636,571,853,059.74
  5. Step 5: Solve for x
    x = 3,636,571,853,059.74/2,768,533.80
  6. Step 6: Final answer
    x = 1,313,537.10

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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.