Home / 1,191,975.95-1,789,087.65-434,549.51

Finding the Fourth Proportional to 1,191,975.95, 1,789,087.65 and 434,549.51

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Solution

The fourth proportional to 1,191,975.95, 1,789,087.65 and 434,549.51 is: 652,233.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,975.95 : 1,789,087.65 = 434,549.51 : x
  2. Step 2: Convert to fraction form
    1,191,975.95/1,789,087.65 = 434,549.51/x
  3. Step 3: Cross multiply
    1,191,975.95x = 1,789,087.65 × 434,549.51
  4. Step 4: Simplify right side
    1,191,975.95x = 777,447,150,536.37
  5. Step 5: Solve for x
    x = 777,447,150,536.37/1,191,975.95
  6. Step 6: Final answer
    x = 652,233.93

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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.