Home / 1,341,254.43-2,012,767.92-631,485.45

Finding the Fourth Proportional to 1,341,254.43, 2,012,767.92 and 631,485.45

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Solution

The fourth proportional to 1,341,254.43, 2,012,767.92 and 631,485.45 is: 947,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,254.43 : 2,012,767.92 = 631,485.45 : x
  2. Step 2: Convert to fraction form
    1,341,254.43/2,012,767.92 = 631,485.45/x
  3. Step 3: Cross multiply
    1,341,254.43x = 2,012,767.92 × 631,485.45
  4. Step 4: Simplify right side
    1,341,254.43x = 1,271,033,655,706.76
  5. Step 5: Solve for x
    x = 1,271,033,655,706.76/1,341,254.43
  6. Step 6: Final answer
    x = 947,645.45

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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.