Home / 3,477,405.40-5,207,813.70-1,702,403.80

Finding the Fourth Proportional to 3,477,405.40, 5,207,813.70 and 1,702,403.80

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Solution

The fourth proportional to 3,477,405.40, 5,207,813.70 and 1,702,403.80 is: 2,549,545.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,405.40 : 5,207,813.70 = 1,702,403.80 : x
  2. Step 2: Convert to fraction form
    3,477,405.40/5,207,813.70 = 1,702,403.80/x
  3. Step 3: Cross multiply
    3,477,405.40x = 5,207,813.70 × 1,702,403.80
  4. Step 4: Simplify right side
    3,477,405.40x = 8,865,801,832,572.06
  5. Step 5: Solve for x
    x = 8,865,801,832,572.06/3,477,405.40
  6. Step 6: Final answer
    x = 2,549,545.08

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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.