Home / 1,512,503.47-2,087,254.98-824,175.44

Finding the Fourth Proportional to 1,512,503.47, 2,087,254.98 and 824,175.44

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Solution

The fourth proportional to 1,512,503.47, 2,087,254.98 and 824,175.44 is: 1,137,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,503.47 : 2,087,254.98 = 824,175.44 : x
  2. Step 2: Convert to fraction form
    1,512,503.47/2,087,254.98 = 824,175.44/x
  3. Step 3: Cross multiply
    1,512,503.47x = 2,087,254.98 × 824,175.44
  4. Step 4: Simplify right side
    1,512,503.47x = 1,720,264,291,533.69
  5. Step 5: Solve for x
    x = 1,720,264,291,533.69/1,512,503.47
  6. Step 6: Final answer
    x = 1,137,362.21

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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.