Home / 3,931,054.86-5,896,615.29-1,091,388.45

Finding the Fourth Proportional to 3,931,054.86, 5,896,615.29 and 1,091,388.45

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Solution

The fourth proportional to 3,931,054.86, 5,896,615.29 and 1,091,388.45 is: 1,637,091.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,054.86 : 5,896,615.29 = 1,091,388.45 : x
  2. Step 2: Convert to fraction form
    3,931,054.86/5,896,615.29 = 1,091,388.45/x
  3. Step 3: Cross multiply
    3,931,054.86x = 5,896,615.29 × 1,091,388.45
  4. Step 4: Simplify right side
    3,931,054.86x = 6,435,497,821,599.40
  5. Step 5: Solve for x
    x = 6,435,497,821,599.40/3,931,054.86
  6. Step 6: Final answer
    x = 1,637,091.84

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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.