Home / 1,590,458.90-2,194,809.14-865,290.06

Finding the Fourth Proportional to 1,590,458.90, 2,194,809.14 and 865,290.06

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Solution

The fourth proportional to 1,590,458.90, 2,194,809.14 and 865,290.06 is: 1,194,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,458.90 : 2,194,809.14 = 865,290.06 : x
  2. Step 2: Convert to fraction form
    1,590,458.90/2,194,809.14 = 865,290.06/x
  3. Step 3: Cross multiply
    1,590,458.90x = 2,194,809.14 × 865,290.06
  4. Step 4: Simplify right side
    1,590,458.90x = 1,899,146,534,602.37
  5. Step 5: Solve for x
    x = 1,899,146,534,602.37/1,590,458.90
  6. Step 6: Final answer
    x = 1,194,087.15

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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.