Home / 1,358,592.66-1,872,881.91-949,424.13

Finding the Fourth Proportional to 1,358,592.66, 1,872,881.91 and 949,424.13

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Solution

The fourth proportional to 1,358,592.66, 1,872,881.91 and 949,424.13 is: 1,308,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,592.66 : 1,872,881.91 = 949,424.13 : x
  2. Step 2: Convert to fraction form
    1,358,592.66/1,872,881.91 = 949,424.13/x
  3. Step 3: Cross multiply
    1,358,592.66x = 1,872,881.91 × 949,424.13
  4. Step 4: Simplify right side
    1,358,592.66x = 1,778,159,277,994.49
  5. Step 5: Solve for x
    x = 1,778,159,277,994.49/1,358,592.66
  6. Step 6: Final answer
    x = 1,308,824.44

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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.