Home / 1,439,050.60-2,157,852.98-479,166.90

Finding the Fourth Proportional to 1,439,050.60, 2,157,852.98 and 479,166.90

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Solution

The fourth proportional to 1,439,050.60, 2,157,852.98 and 479,166.90 is: 718,509.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,050.60 : 2,157,852.98 = 479,166.90 : x
  2. Step 2: Convert to fraction form
    1,439,050.60/2,157,852.98 = 479,166.90/x
  3. Step 3: Cross multiply
    1,439,050.60x = 2,157,852.98 × 479,166.90
  4. Step 4: Simplify right side
    1,439,050.60x = 1,033,971,723,082.36
  5. Step 5: Solve for x
    x = 1,033,971,723,082.36/1,439,050.60
  6. Step 6: Final answer
    x = 718,509.64

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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.