Home / 5,325,526.56-7,349,227.56-2,878,129.56

Finding the Fourth Proportional to 5,325,526.56, 7,349,227.56 and 2,878,129.56

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Solution

The fourth proportional to 5,325,526.56, 7,349,227.56 and 2,878,129.56 is: 3,971,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325,526.56 : 7,349,227.56 = 2,878,129.56 : x
  2. Step 2: Convert to fraction form
    5,325,526.56/7,349,227.56 = 2,878,129.56/x
  3. Step 3: Cross multiply
    5,325,526.56x = 7,349,227.56 × 2,878,129.56
  4. Step 4: Simplify right side
    5,325,526.56x = 21,152,029,083,602.67
  5. Step 5: Solve for x
    x = 21,152,029,083,602.67/5,325,526.56
  6. Step 6: Final answer
    x = 3,971,819.28

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Double scale
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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.