Home / 1,314,663.67-1,814,188.21-824,897.19

Finding the Fourth Proportional to 1,314,663.67, 1,814,188.21 and 824,897.19

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Solution

The fourth proportional to 1,314,663.67, 1,814,188.21 and 824,897.19 is: 1,138,328.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,663.67 : 1,814,188.21 = 824,897.19 : x
  2. Step 2: Convert to fraction form
    1,314,663.67/1,814,188.21 = 824,897.19/x
  3. Step 3: Cross multiply
    1,314,663.67x = 1,814,188.21 × 824,897.19
  4. Step 4: Simplify right side
    1,314,663.67x = 1,496,518,760,083.78
  5. Step 5: Solve for x
    x = 1,496,518,760,083.78/1,314,663.67
  6. Step 6: Final answer
    x = 1,138,328.22

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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.