Home / 1,614,303.72-2,421,455.58-761,176.80

Finding the Fourth Proportional to 1,614,303.72, 2,421,455.58 and 761,176.80

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Solution

The fourth proportional to 1,614,303.72, 2,421,455.58 and 761,176.80 is: 1,141,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,303.72 : 2,421,455.58 = 761,176.80 : x
  2. Step 2: Convert to fraction form
    1,614,303.72/2,421,455.58 = 761,176.80/x
  3. Step 3: Cross multiply
    1,614,303.72x = 2,421,455.58 × 761,176.80
  4. Step 4: Simplify right side
    1,614,303.72x = 1,843,155,809,726.54
  5. Step 5: Solve for x
    x = 1,843,155,809,726.54/1,614,303.72
  6. Step 6: Final answer
    x = 1,141,765.20

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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.