Home / 1,422,972.63-2,134,608.43-463,503

Finding the Fourth Proportional to 1,422,972.63, 2,134,608.43 and 463,503

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Solution

The fourth proportional to 1,422,972.63, 2,134,608.43 and 463,503 is: 695,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,972.63 : 2,134,608.43 = 463,503 : x
  2. Step 2: Convert to fraction form
    1,422,972.63/2,134,608.43 = 463,503/x
  3. Step 3: Cross multiply
    1,422,972.63x = 2,134,608.43 × 463,503
  4. Step 4: Simplify right side
    1,422,972.63x = 989,397,411,130.29
  5. Step 5: Solve for x
    x = 989,397,411,130.29/1,422,972.63
  6. Step 6: Final answer
    x = 695,303.19

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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.