Home / 3,118,565.80-4,677,848.70-2,945,355.40

Finding the Fourth Proportional to 3,118,565.80, 4,677,848.70 and 2,945,355.40

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Solution

The fourth proportional to 3,118,565.80, 4,677,848.70 and 2,945,355.40 is: 4,418,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,565.80 : 4,677,848.70 = 2,945,355.40 : x
  2. Step 2: Convert to fraction form
    3,118,565.80/4,677,848.70 = 2,945,355.40/x
  3. Step 3: Cross multiply
    3,118,565.80x = 4,677,848.70 × 2,945,355.40
  4. Step 4: Simplify right side
    3,118,565.80x = 13,777,926,928,927.98
  5. Step 5: Solve for x
    x = 13,777,926,928,927.98/3,118,565.80
  6. Step 6: Final answer
    x = 4,418,033.10

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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.