Home / 2,127,631.16-2,936,117.04-1,209,860.36

Finding the Fourth Proportional to 2,127,631.16, 2,936,117.04 and 1,209,860.36

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Solution

The fourth proportional to 2,127,631.16, 2,936,117.04 and 1,209,860.36 is: 1,669,599.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,631.16 : 2,936,117.04 = 1,209,860.36 : x
  2. Step 2: Convert to fraction form
    2,127,631.16/2,936,117.04 = 1,209,860.36/x
  3. Step 3: Cross multiply
    2,127,631.16x = 2,936,117.04 × 1,209,860.36
  4. Step 4: Simplify right side
    2,127,631.16x = 3,552,291,619,016.53
  5. Step 5: Solve for x
    x = 3,552,291,619,016.53/2,127,631.16
  6. Step 6: Final answer
    x = 1,669,599.36

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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.