Home / 2,592,985.08-3,578,376.72-1,431,428.64

Finding the Fourth Proportional to 2,592,985.08, 3,578,376.72 and 1,431,428.64

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Solution

The fourth proportional to 2,592,985.08, 3,578,376.72 and 1,431,428.64 is: 1,975,403.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,985.08 : 3,578,376.72 = 1,431,428.64 : x
  2. Step 2: Convert to fraction form
    2,592,985.08/3,578,376.72 = 1,431,428.64/x
  3. Step 3: Cross multiply
    2,592,985.08x = 3,578,376.72 × 1,431,428.64
  4. Step 4: Simplify right side
    2,592,985.08x = 5,122,190,921,717.26
  5. Step 5: Solve for x
    x = 5,122,190,921,717.26/2,592,985.08
  6. Step 6: Final answer
    x = 1,975,403.16

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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.