Home / 1,319,435.96-1,820,809.31-746,476.13

Finding the Fourth Proportional to 1,319,435.96, 1,820,809.31 and 746,476.13

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Solution

The fourth proportional to 1,319,435.96, 1,820,809.31 and 746,476.13 is: 1,030,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,435.96 : 1,820,809.31 = 746,476.13 : x
  2. Step 2: Convert to fraction form
    1,319,435.96/1,820,809.31 = 746,476.13/x
  3. Step 3: Cross multiply
    1,319,435.96x = 1,820,809.31 × 746,476.13
  4. Step 4: Simplify right side
    1,319,435.96x = 1,359,190,674,360.34
  5. Step 5: Solve for x
    x = 1,359,190,674,360.34/1,319,435.96
  6. Step 6: Final answer
    x = 1,030,130.09

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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.