Home / 5,355,608-7,390,712.40-2,908,197.32

Finding the Fourth Proportional to 5,355,608, 7,390,712.40 and 2,908,197.32

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Solution

The fourth proportional to 5,355,608, 7,390,712.40 and 2,908,197.32 is: 4,013,297.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355,608 : 7,390,712.40 = 2,908,197.32 : x
  2. Step 2: Convert to fraction form
    5,355,608/7,390,712.40 = 2,908,197.32/x
  3. Step 3: Cross multiply
    5,355,608x = 7,390,712.40 × 2,908,197.32
  4. Step 4: Simplify right side
    5,355,608x = 21,493,649,994,570.77
  5. Step 5: Solve for x
    x = 21,493,649,994,570.77/5,355,608
  6. Step 6: Final answer
    x = 4,013,297.84

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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.