Home / 1,502,897.88-2,074,083.93-891,412.68

Finding the Fourth Proportional to 1,502,897.88, 2,074,083.93 and 891,412.68

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Solution

The fourth proportional to 1,502,897.88, 2,074,083.93 and 891,412.68 is: 1,230,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,897.88 : 2,074,083.93 = 891,412.68 : x
  2. Step 2: Convert to fraction form
    1,502,897.88/2,074,083.93 = 891,412.68/x
  3. Step 3: Cross multiply
    1,502,897.88x = 2,074,083.93 × 891,412.68
  4. Step 4: Simplify right side
    1,502,897.88x = 1,848,864,714,586.23
  5. Step 5: Solve for x
    x = 1,848,864,714,586.23/1,502,897.88
  6. Step 6: Final answer
    x = 1,230,199.83

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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.