Home / 1,417,784.51-1,956,464.69-805,852.19

Finding the Fourth Proportional to 1,417,784.51, 1,956,464.69 and 805,852.19

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Solution

The fourth proportional to 1,417,784.51, 1,956,464.69 and 805,852.19 is: 1,112,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,784.51 : 1,956,464.69 = 805,852.19 : x
  2. Step 2: Convert to fraction form
    1,417,784.51/1,956,464.69 = 805,852.19/x
  3. Step 3: Cross multiply
    1,417,784.51x = 1,956,464.69 × 805,852.19
  4. Step 4: Simplify right side
    1,417,784.51x = 1,576,621,355,956.07
  5. Step 5: Solve for x
    x = 1,576,621,355,956.07/1,417,784.51
  6. Step 6: Final answer
    x = 1,112,031.72

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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.