Home / 1,570,035.51-2,166,701.28-881,828.46

Finding the Fourth Proportional to 1,570,035.51, 2,166,701.28 and 881,828.46

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Solution

The fourth proportional to 1,570,035.51, 2,166,701.28 and 881,828.46 is: 1,216,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,035.51 : 2,166,701.28 = 881,828.46 : x
  2. Step 2: Convert to fraction form
    1,570,035.51/2,166,701.28 = 881,828.46/x
  3. Step 3: Cross multiply
    1,570,035.51x = 2,166,701.28 × 881,828.46
  4. Step 4: Simplify right side
    1,570,035.51x = 1,910,658,853,022.43
  5. Step 5: Solve for x
    x = 1,910,658,853,022.43/1,570,035.51
  6. Step 6: Final answer
    x = 1,216,952.64

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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.