Home / 1,879,009.60-2,818,500.90-459,052.60

Finding the Fourth Proportional to 1,879,009.60, 2,818,500.90 and 459,052.60

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Solution

The fourth proportional to 1,879,009.60, 2,818,500.90 and 459,052.60 is: 688,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,009.60 : 2,818,500.90 = 459,052.60 : x
  2. Step 2: Convert to fraction form
    1,879,009.60/2,818,500.90 = 459,052.60/x
  3. Step 3: Cross multiply
    1,879,009.60x = 2,818,500.90 × 459,052.60
  4. Step 4: Simplify right side
    1,879,009.60x = 1,293,840,166,247.34
  5. Step 5: Solve for x
    x = 1,293,840,166,247.34/1,879,009.60
  6. Step 6: Final answer
    x = 688,575.60

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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.