Home / 3,651,312.72-5,038,423.80-2,019,460.80

Finding the Fourth Proportional to 3,651,312.72, 5,038,423.80 and 2,019,460.80

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Solution

The fourth proportional to 3,651,312.72, 5,038,423.80 and 2,019,460.80 is: 2,786,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651,312.72 : 5,038,423.80 = 2,019,460.80 : x
  2. Step 2: Convert to fraction form
    3,651,312.72/5,038,423.80 = 2,019,460.80/x
  3. Step 3: Cross multiply
    3,651,312.72x = 5,038,423.80 × 2,019,460.80
  4. Step 4: Simplify right side
    3,651,312.72x = 10,174,899,357,887.04
  5. Step 5: Solve for x
    x = 10,174,899,357,887.04/3,651,312.72
  6. Step 6: Final answer
    x = 2,786,641.45

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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.