Home / 1,547,621-2,308,864.34-1,463,916.68

Finding the Fourth Proportional to 1,547,621, 2,308,864.34 and 1,463,916.68

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Solution

The fourth proportional to 1,547,621, 2,308,864.34 and 1,463,916.68 is: 2,183,987.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,621 : 2,308,864.34 = 1,463,916.68 : x
  2. Step 2: Convert to fraction form
    1,547,621/2,308,864.34 = 1,463,916.68/x
  3. Step 3: Cross multiply
    1,547,621x = 2,308,864.34 × 1,463,916.68
  4. Step 4: Simplify right side
    1,547,621x = 3,379,985,019,183.19
  5. Step 5: Solve for x
    x = 3,379,985,019,183.19/1,547,621
  6. Step 6: Final answer
    x = 2,183,987.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.