Home / 1,051,738.60-1,577,607.90-490,829.80

Finding the Fourth Proportional to 1,051,738.60, 1,577,607.90 and 490,829.80

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Solution

The fourth proportional to 1,051,738.60, 1,577,607.90 and 490,829.80 is: 736,244.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,738.60 : 1,577,607.90 = 490,829.80 : x
  2. Step 2: Convert to fraction form
    1,051,738.60/1,577,607.90 = 490,829.80/x
  3. Step 3: Cross multiply
    1,051,738.60x = 1,577,607.90 × 490,829.80
  4. Step 4: Simplify right side
    1,051,738.60x = 774,336,970,035.42
  5. Step 5: Solve for x
    x = 774,336,970,035.42/1,051,738.60
  6. Step 6: Final answer
    x = 736,244.70

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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.