Home / 1,461,009.85-2,014,888.12-917,196.19

Finding the Fourth Proportional to 1,461,009.85, 2,014,888.12 and 917,196.19

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Solution

The fourth proportional to 1,461,009.85, 2,014,888.12 and 917,196.19 is: 1,264,911.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,009.85 : 2,014,888.12 = 917,196.19 : x
  2. Step 2: Convert to fraction form
    1,461,009.85/2,014,888.12 = 917,196.19/x
  3. Step 3: Cross multiply
    1,461,009.85x = 2,014,888.12 × 917,196.19
  4. Step 4: Simplify right side
    1,461,009.85x = 1,848,047,706,940.26
  5. Step 5: Solve for x
    x = 1,848,047,706,940.26/1,461,009.85
  6. Step 6: Final answer
    x = 1,264,911.19

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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.