Home / 2,255,792.36-3,113,008.81-1,237,204.40

Finding the Fourth Proportional to 2,255,792.36, 3,113,008.81 and 1,237,204.40

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Solution

The fourth proportional to 2,255,792.36, 3,113,008.81 and 1,237,204.40 is: 1,707,350.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,792.36 : 3,113,008.81 = 1,237,204.40 : x
  2. Step 2: Convert to fraction form
    2,255,792.36/3,113,008.81 = 1,237,204.40/x
  3. Step 3: Cross multiply
    2,255,792.36x = 3,113,008.81 × 1,237,204.40
  4. Step 4: Simplify right side
    2,255,792.36x = 3,851,428,178,312.71
  5. Step 5: Solve for x
    x = 3,851,428,178,312.71/2,255,792.36
  6. Step 6: Final answer
    x = 1,707,350.49

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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.