Home / 4,287,119.03-6,429,323.65-1,408,011.49

Finding the Fourth Proportional to 4,287,119.03, 6,429,323.65 and 1,408,011.49

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Solution

The fourth proportional to 4,287,119.03, 6,429,323.65 and 1,408,011.49 is: 2,111,572.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,119.03 : 6,429,323.65 = 1,408,011.49 : x
  2. Step 2: Convert to fraction form
    4,287,119.03/6,429,323.65 = 1,408,011.49/x
  3. Step 3: Cross multiply
    4,287,119.03x = 6,429,323.65 × 1,408,011.49
  4. Step 4: Simplify right side
    4,287,119.03x = 9,052,561,565,088.68
  5. Step 5: Solve for x
    x = 9,052,561,565,088.68/4,287,119.03
  6. Step 6: Final answer
    x = 2,111,572.25

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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.