Home / 3,407,756.28-4,702,545.36-1,956,430.32

Finding the Fourth Proportional to 3,407,756.28, 4,702,545.36 and 1,956,430.32

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Solution

The fourth proportional to 3,407,756.28, 4,702,545.36 and 1,956,430.32 is: 2,699,782.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,756.28 : 4,702,545.36 = 1,956,430.32 : x
  2. Step 2: Convert to fraction form
    3,407,756.28/4,702,545.36 = 1,956,430.32/x
  3. Step 3: Cross multiply
    3,407,756.28x = 4,702,545.36 × 1,956,430.32
  4. Step 4: Simplify right side
    3,407,756.28x = 9,200,202,323,479.32
  5. Step 5: Solve for x
    x = 9,200,202,323,479.32/3,407,756.28
  6. Step 6: Final answer
    x = 2,699,782.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.