Home / 1,402,152.22-2,103,583.16-391,274.04

Finding the Fourth Proportional to 1,402,152.22, 2,103,583.16 and 391,274.04

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Solution

The fourth proportional to 1,402,152.22, 2,103,583.16 and 391,274.04 is: 587,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,152.22 : 2,103,583.16 = 391,274.04 : x
  2. Step 2: Convert to fraction form
    1,402,152.22/2,103,583.16 = 391,274.04/x
  3. Step 3: Cross multiply
    1,402,152.22x = 2,103,583.16 × 391,274.04
  4. Step 4: Simplify right side
    1,402,152.22x = 823,077,490,355.79
  5. Step 5: Solve for x
    x = 823,077,490,355.79/1,402,152.22
  6. Step 6: Final answer
    x = 587,010.08

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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.