Home / 3,710,120.14-5,118,803.67-2,078,307.10

Finding the Fourth Proportional to 3,710,120.14, 5,118,803.67 and 2,078,307.10

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Solution

The fourth proportional to 3,710,120.14, 5,118,803.67 and 2,078,307.10 is: 2,867,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710,120.14 : 5,118,803.67 = 2,078,307.10 : x
  2. Step 2: Convert to fraction form
    3,710,120.14/5,118,803.67 = 2,078,307.10/x
  3. Step 3: Cross multiply
    3,710,120.14x = 5,118,803.67 × 2,078,307.10
  4. Step 4: Simplify right side
    3,710,120.14x = 10,638,446,010,867.06
  5. Step 5: Solve for x
    x = 10,638,446,010,867.06/3,710,120.14
  6. Step 6: Final answer
    x = 2,867,412.81

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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.