Home / 5,330,820-7,356,531.60-2,883,430.92

Finding the Fourth Proportional to 5,330,820, 7,356,531.60 and 2,883,430.92

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Solution

The fourth proportional to 5,330,820, 7,356,531.60 and 2,883,430.92 is: 3,979,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,820 : 7,356,531.60 = 2,883,430.92 : x
  2. Step 2: Convert to fraction form
    5,330,820/7,356,531.60 = 2,883,430.92/x
  3. Step 3: Cross multiply
    5,330,820x = 7,356,531.60 × 2,883,430.92
  4. Step 4: Simplify right side
    5,330,820x = 21,212,050,679,397.07
  5. Step 5: Solve for x
    x = 21,212,050,679,397.07/5,330,820
  6. Step 6: Final answer
    x = 3,979,134.67

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1.5x scale

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.