Home / 4,001,281.40-6,001,926.39-1,872,860.20

Finding the Fourth Proportional to 4,001,281.40, 6,001,926.39 and 1,872,860.20

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Solution

The fourth proportional to 4,001,281.40, 6,001,926.39 and 1,872,860.20 is: 2,809,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,281.40 : 6,001,926.39 = 1,872,860.20 : x
  2. Step 2: Convert to fraction form
    4,001,281.40/6,001,926.39 = 1,872,860.20/x
  3. Step 3: Cross multiply
    4,001,281.40x = 6,001,926.39 × 1,872,860.20
  4. Step 4: Simplify right side
    4,001,281.40x = 11,240,769,044,155.86
  5. Step 5: Solve for x
    x = 11,240,769,044,155.86/4,001,281.40
  6. Step 6: Final answer
    x = 2,809,292.30

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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.