Home / 1,349,461.72-2,024,160.32-438,643.05

Finding the Fourth Proportional to 1,349,461.72, 2,024,160.32 and 438,643.05

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Solution

The fourth proportional to 1,349,461.72, 2,024,160.32 and 438,643.05 is: 657,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,461.72 : 2,024,160.32 = 438,643.05 : x
  2. Step 2: Convert to fraction form
    1,349,461.72/2,024,160.32 = 438,643.05/x
  3. Step 3: Cross multiply
    1,349,461.72x = 2,024,160.32 × 438,643.05
  4. Step 4: Simplify right side
    1,349,461.72x = 887,883,844,139.76
  5. Step 5: Solve for x
    x = 887,883,844,139.76/1,349,461.72
  6. Step 6: Final answer
    x = 657,954.08

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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.