Home / 1,313,699.40-1,970,549.10-605,111.40

Finding the Fourth Proportional to 1,313,699.40, 1,970,549.10 and 605,111.40

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Solution

The fourth proportional to 1,313,699.40, 1,970,549.10 and 605,111.40 is: 907,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,699.40 : 1,970,549.10 = 605,111.40 : x
  2. Step 2: Convert to fraction form
    1,313,699.40/1,970,549.10 = 605,111.40/x
  3. Step 3: Cross multiply
    1,313,699.40x = 1,970,549.10 × 605,111.40
  4. Step 4: Simplify right side
    1,313,699.40x = 1,192,401,724,669.74
  5. Step 5: Solve for x
    x = 1,192,401,724,669.74/1,313,699.40
  6. Step 6: Final answer
    x = 907,667.10

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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.