Home / 1,377,386.50-1,900,440.36-804,097.24

Finding the Fourth Proportional to 1,377,386.50, 1,900,440.36 and 804,097.24

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Solution

The fourth proportional to 1,377,386.50, 1,900,440.36 and 804,097.24 is: 1,109,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,386.50 : 1,900,440.36 = 804,097.24 : x
  2. Step 2: Convert to fraction form
    1,377,386.50/1,900,440.36 = 804,097.24/x
  3. Step 3: Cross multiply
    1,377,386.50x = 1,900,440.36 × 804,097.24
  4. Step 4: Simplify right side
    1,377,386.50x = 1,528,138,848,260.61
  5. Step 5: Solve for x
    x = 1,528,138,848,260.61/1,377,386.50
  6. Step 6: Final answer
    x = 1,109,448.11

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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.