Home / 1,445,868.30-2,168,802.45-547,339.35

Finding the Fourth Proportional to 1,445,868.30, 2,168,802.45 and 547,339.35

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Solution

The fourth proportional to 1,445,868.30, 2,168,802.45 and 547,339.35 is: 821,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,868.30 : 2,168,802.45 = 547,339.35 : x
  2. Step 2: Convert to fraction form
    1,445,868.30/2,168,802.45 = 547,339.35/x
  3. Step 3: Cross multiply
    1,445,868.30x = 2,168,802.45 × 547,339.35
  4. Step 4: Simplify right side
    1,445,868.30x = 1,187,070,923,261.41
  5. Step 5: Solve for x
    x = 1,187,070,923,261.41/1,445,868.30
  6. Step 6: Final answer
    x = 821,009.03

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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.