Home / 1,530,303.60-2,295,455.40-520,565.70

Finding the Fourth Proportional to 1,530,303.60, 2,295,455.40 and 520,565.70

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Solution

The fourth proportional to 1,530,303.60, 2,295,455.40 and 520,565.70 is: 780,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,303.60 : 2,295,455.40 = 520,565.70 : x
  2. Step 2: Convert to fraction form
    1,530,303.60/2,295,455.40 = 520,565.70/x
  3. Step 3: Cross multiply
    1,530,303.60x = 2,295,455.40 × 520,565.70
  4. Step 4: Simplify right side
    1,530,303.60x = 1,194,935,347,119.78
  5. Step 5: Solve for x
    x = 1,194,935,347,119.78/1,530,303.60
  6. Step 6: Final answer
    x = 780,848.55

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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.