Home / 4,988,999.40-7,483,499.10-2,154,647.40

Finding the Fourth Proportional to 4,988,999.40, 7,483,499.10 and 2,154,647.40

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Solution

The fourth proportional to 4,988,999.40, 7,483,499.10 and 2,154,647.40 is: 3,231,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,999.40 : 7,483,499.10 = 2,154,647.40 : x
  2. Step 2: Convert to fraction form
    4,988,999.40/7,483,499.10 = 2,154,647.40/x
  3. Step 3: Cross multiply
    4,988,999.40x = 7,483,499.10 × 2,154,647.40
  4. Step 4: Simplify right side
    4,988,999.40x = 16,124,301,878,717.34
  5. Step 5: Solve for x
    x = 16,124,301,878,717.34/4,988,999.40
  6. Step 6: Final answer
    x = 3,231,971.10

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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.