Home / 1,820,124.68-2,512,681.40-1,132,018.34

Finding the Fourth Proportional to 1,820,124.68, 2,512,681.40 and 1,132,018.34

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Solution

The fourth proportional to 1,820,124.68, 2,512,681.40 and 1,132,018.34 is: 1,562,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,124.68 : 2,512,681.40 = 1,132,018.34 : x
  2. Step 2: Convert to fraction form
    1,820,124.68/2,512,681.40 = 1,132,018.34/x
  3. Step 3: Cross multiply
    1,820,124.68x = 2,512,681.40 × 1,132,018.34
  4. Step 4: Simplify right side
    1,820,124.68x = 2,844,401,427,376.88
  5. Step 5: Solve for x
    x = 2,844,401,427,376.88/1,820,124.68
  6. Step 6: Final answer
    x = 1,562,750.87

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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.