Home / 3,000,166.13-4,140,240.16-1,623,509.70

Finding the Fourth Proportional to 3,000,166.13, 4,140,240.16 and 1,623,509.70

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Solution

The fourth proportional to 3,000,166.13, 4,140,240.16 and 1,623,509.70 is: 2,240,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,166.13 : 4,140,240.16 = 1,623,509.70 : x
  2. Step 2: Convert to fraction form
    3,000,166.13/4,140,240.16 = 1,623,509.70/x
  3. Step 3: Cross multiply
    3,000,166.13x = 4,140,240.16 × 1,623,509.70
  4. Step 4: Simplify right side
    3,000,166.13x = 6,721,720,056,030.78
  5. Step 5: Solve for x
    x = 6,721,720,056,030.78/3,000,166.13
  6. Step 6: Final answer
    x = 2,240,449.29

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1.5x scale

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.