Home / 1,402,832.26-2,100,447.54-727,497.40

Finding the Fourth Proportional to 1,402,832.26, 2,100,447.54 and 727,497.40

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Solution

The fourth proportional to 1,402,832.26, 2,100,447.54 and 727,497.40 is: 1,089,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,832.26 : 2,100,447.54 = 727,497.40 : x
  2. Step 2: Convert to fraction form
    1,402,832.26/2,100,447.54 = 727,497.40/x
  3. Step 3: Cross multiply
    1,402,832.26x = 2,100,447.54 × 727,497.40
  4. Step 4: Simplify right side
    1,402,832.26x = 1,528,070,124,186.40
  5. Step 5: Solve for x
    x = 1,528,070,124,186.40/1,402,832.26
  6. Step 6: Final answer
    x = 1,089,275.01

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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.