Home / 1,141,460.31-1,712,148.93-342,721.10

Finding the Fourth Proportional to 1,141,460.31, 1,712,148.93 and 342,721.10

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Solution

The fourth proportional to 1,141,460.31, 1,712,148.93 and 342,721.10 is: 514,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,460.31 : 1,712,148.93 = 342,721.10 : x
  2. Step 2: Convert to fraction form
    1,141,460.31/1,712,148.93 = 342,721.10/x
  3. Step 3: Cross multiply
    1,141,460.31x = 1,712,148.93 × 342,721.10
  4. Step 4: Simplify right side
    1,141,460.31x = 586,789,556,092.68
  5. Step 5: Solve for x
    x = 586,789,556,092.68/1,141,460.31
  6. Step 6: Final answer
    x = 514,069.17

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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.