Home / 1,283,886.84-1,771,742.16-710,914.68

Finding the Fourth Proportional to 1,283,886.84, 1,771,742.16 and 710,914.68

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Solution

The fourth proportional to 1,283,886.84, 1,771,742.16 and 710,914.68 is: 981,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,886.84 : 1,771,742.16 = 710,914.68 : x
  2. Step 2: Convert to fraction form
    1,283,886.84/1,771,742.16 = 710,914.68/x
  3. Step 3: Cross multiply
    1,283,886.84x = 1,771,742.16 × 710,914.68
  4. Step 4: Simplify right side
    1,283,886.84x = 1,259,557,510,718.91
  5. Step 5: Solve for x
    x = 1,259,557,510,718.91/1,283,886.84
  6. Step 6: Final answer
    x = 981,050.25

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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.