Home / 1,938,305.60-2,674,838.40-1,133,489.60

Finding the Fourth Proportional to 1,938,305.60, 2,674,838.40 and 1,133,489.60

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Solution

The fourth proportional to 1,938,305.60, 2,674,838.40 and 1,133,489.60 is: 1,564,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,305.60 : 2,674,838.40 = 1,133,489.60 : x
  2. Step 2: Convert to fraction form
    1,938,305.60/2,674,838.40 = 1,133,489.60/x
  3. Step 3: Cross multiply
    1,938,305.60x = 2,674,838.40 × 1,133,489.60
  4. Step 4: Simplify right side
    1,938,305.60x = 3,031,901,508,080.64
  5. Step 5: Solve for x
    x = 3,031,901,508,080.64/1,938,305.60
  6. Step 6: Final answer
    x = 1,564,202.01

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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.