Home / 2,590,531.20-3,886,088.40-793,400.40

Finding the Fourth Proportional to 2,590,531.20, 3,886,088.40 and 793,400.40

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Solution

The fourth proportional to 2,590,531.20, 3,886,088.40 and 793,400.40 is: 1,190,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,531.20 : 3,886,088.40 = 793,400.40 : x
  2. Step 2: Convert to fraction form
    2,590,531.20/3,886,088.40 = 793,400.40/x
  3. Step 3: Cross multiply
    2,590,531.20x = 3,886,088.40 × 793,400.40
  4. Step 4: Simplify right side
    2,590,531.20x = 3,083,224,090,995.36
  5. Step 5: Solve for x
    x = 3,083,224,090,995.36/2,590,531.20
  6. Step 6: Final answer
    x = 1,190,189.91

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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.