Home / 1,214,663.70-1,821,995.55-373,214.10

Finding the Fourth Proportional to 1,214,663.70, 1,821,995.55 and 373,214.10

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Solution

The fourth proportional to 1,214,663.70, 1,821,995.55 and 373,214.10 is: 559,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,663.70 : 1,821,995.55 = 373,214.10 : x
  2. Step 2: Convert to fraction form
    1,214,663.70/1,821,995.55 = 373,214.10/x
  3. Step 3: Cross multiply
    1,214,663.70x = 1,821,995.55 × 373,214.10
  4. Step 4: Simplify right side
    1,214,663.70x = 679,994,429,397.26
  5. Step 5: Solve for x
    x = 679,994,429,397.26/1,214,663.70
  6. Step 6: Final answer
    x = 559,821.15

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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.