Home / 1,235,689.88-1,853,176.80-371,089.92

Finding the Fourth Proportional to 1,235,689.88, 1,853,176.80 and 371,089.92

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Solution

The fourth proportional to 1,235,689.88, 1,853,176.80 and 371,089.92 is: 556,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,689.88 : 1,853,176.80 = 371,089.92 : x
  2. Step 2: Convert to fraction form
    1,235,689.88/1,853,176.80 = 371,089.92/x
  3. Step 3: Cross multiply
    1,235,689.88x = 1,853,176.80 × 371,089.92
  4. Step 4: Simplify right side
    1,235,689.88x = 687,695,230,457.86
  5. Step 5: Solve for x
    x = 687,695,230,457.86/1,235,689.88
  6. Step 6: Final answer
    x = 556,527.36

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1.5x scale

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.