Home / 1,316,888.97-1,973,808.63-605,423.85

Finding the Fourth Proportional to 1,316,888.97, 1,973,808.63 and 605,423.85

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Solution

The fourth proportional to 1,316,888.97, 1,973,808.63 and 605,423.85 is: 907,434.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,888.97 : 1,973,808.63 = 605,423.85 : x
  2. Step 2: Convert to fraction form
    1,316,888.97/1,973,808.63 = 605,423.85/x
  3. Step 3: Cross multiply
    1,316,888.97x = 1,973,808.63 × 605,423.85
  4. Step 4: Simplify right side
    1,316,888.97x = 1,194,990,819,937.83
  5. Step 5: Solve for x
    x = 1,194,990,819,937.83/1,316,888.97
  6. Step 6: Final answer
    x = 907,434.76

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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.