Home / 1,355,970.65-2,033,897.64-409,313.12

Finding the Fourth Proportional to 1,355,970.65, 2,033,897.64 and 409,313.12

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Solution

The fourth proportional to 1,355,970.65, 2,033,897.64 and 409,313.12 is: 613,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,970.65 : 2,033,897.64 = 409,313.12 : x
  2. Step 2: Convert to fraction form
    1,355,970.65/2,033,897.64 = 409,313.12/x
  3. Step 3: Cross multiply
    1,355,970.65x = 2,033,897.64 × 409,313.12
  4. Step 4: Simplify right side
    1,355,970.65x = 832,500,977,084.62
  5. Step 5: Solve for x
    x = 832,500,977,084.62/1,355,970.65
  6. Step 6: Final answer
    x = 613,952.06

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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.