Home / 1,643,524.48-2,465,410.65-490,679.77

Finding the Fourth Proportional to 1,643,524.48, 2,465,410.65 and 490,679.77

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Solution

The fourth proportional to 1,643,524.48, 2,465,410.65 and 490,679.77 is: 736,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,524.48 : 2,465,410.65 = 490,679.77 : x
  2. Step 2: Convert to fraction form
    1,643,524.48/2,465,410.65 = 490,679.77/x
  3. Step 3: Cross multiply
    1,643,524.48x = 2,465,410.65 × 490,679.77
  4. Step 4: Simplify right side
    1,643,524.48x = 1,209,727,130,697.55
  5. Step 5: Solve for x
    x = 1,209,727,130,697.55/1,643,524.48
  6. Step 6: Final answer
    x = 736,056.65

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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.