Home / 1,237,530.86-1,707,871.50-693,666.79

Finding the Fourth Proportional to 1,237,530.86, 1,707,871.50 and 693,666.79

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Solution

The fourth proportional to 1,237,530.86, 1,707,871.50 and 693,666.79 is: 957,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,530.86 : 1,707,871.50 = 693,666.79 : x
  2. Step 2: Convert to fraction form
    1,237,530.86/1,707,871.50 = 693,666.79/x
  3. Step 3: Cross multiply
    1,237,530.86x = 1,707,871.50 × 693,666.79
  4. Step 4: Simplify right side
    1,237,530.86x = 1,184,693,736,867.81
  5. Step 5: Solve for x
    x = 1,184,693,736,867.81/1,237,530.86
  6. Step 6: Final answer
    x = 957,304.40

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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.