Home / 2,106,776.14-2,907,330.38-1,139,885.22

Finding the Fourth Proportional to 2,106,776.14, 2,907,330.38 and 1,139,885.22

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Solution

The fourth proportional to 2,106,776.14, 2,907,330.38 and 1,139,885.22 is: 1,573,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,776.14 : 2,907,330.38 = 1,139,885.22 : x
  2. Step 2: Convert to fraction form
    2,106,776.14/2,907,330.38 = 1,139,885.22/x
  3. Step 3: Cross multiply
    2,106,776.14x = 2,907,330.38 × 1,139,885.22
  4. Step 4: Simplify right side
    2,106,776.14x = 3,314,022,909,582.91
  5. Step 5: Solve for x
    x = 3,314,022,909,582.91/2,106,776.14
  6. Step 6: Final answer
    x = 1,573,030.40

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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.