Home / 4,314,977.20-6,467,281.80-1,789,332.40

Finding the Fourth Proportional to 4,314,977.20, 6,467,281.80 and 1,789,332.40

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Solution

The fourth proportional to 4,314,977.20, 6,467,281.80 and 1,789,332.40 is: 2,681,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314,977.20 : 6,467,281.80 = 1,789,332.40 : x
  2. Step 2: Convert to fraction form
    4,314,977.20/6,467,281.80 = 1,789,332.40/x
  3. Step 3: Cross multiply
    4,314,977.20x = 6,467,281.80 × 1,789,332.40
  4. Step 4: Simplify right side
    4,314,977.20x = 11,572,116,864,670.32
  5. Step 5: Solve for x
    x = 11,572,116,864,670.32/4,314,977.20
  6. Step 6: Final answer
    x = 2,681,848.90

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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.