Home / 1,283,877.76-1,773,596.79-1,025,415.37

Finding the Fourth Proportional to 1,283,877.76, 1,773,596.79 and 1,025,415.37

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Solution

The fourth proportional to 1,283,877.76, 1,773,596.79 and 1,025,415.37 is: 1,416,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,877.76 : 1,773,596.79 = 1,025,415.37 : x
  2. Step 2: Convert to fraction form
    1,283,877.76/1,773,596.79 = 1,025,415.37/x
  3. Step 3: Cross multiply
    1,283,877.76x = 1,773,596.79 × 1,025,415.37
  4. Step 4: Simplify right side
    1,283,877.76x = 1,818,673,400,889.18
  5. Step 5: Solve for x
    x = 1,818,673,400,889.18/1,283,877.76
  6. Step 6: Final answer
    x = 1,416,547.17

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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.