Home / 2,415,430.71-3,331,904.49-1,447,998.93

Finding the Fourth Proportional to 2,415,430.71, 3,331,904.49 and 1,447,998.93

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Solution

The fourth proportional to 2,415,430.71, 3,331,904.49 and 1,447,998.93 is: 1,997,405.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,430.71 : 3,331,904.49 = 1,447,998.93 : x
  2. Step 2: Convert to fraction form
    2,415,430.71/3,331,904.49 = 1,447,998.93/x
  3. Step 3: Cross multiply
    2,415,430.71x = 3,331,904.49 × 1,447,998.93
  4. Step 4: Simplify right side
    2,415,430.71x = 4,824,594,136,382.20
  5. Step 5: Solve for x
    x = 4,824,594,136,382.20/2,415,430.71
  6. Step 6: Final answer
    x = 1,997,405.31

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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.