Home / 1,056,796-1,458,386.70-621,096.32

Finding the Fourth Proportional to 1,056,796, 1,458,386.70 and 621,096.32

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Solution

The fourth proportional to 1,056,796, 1,458,386.70 and 621,096.32 is: 857,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,796 : 1,458,386.70 = 621,096.32 : x
  2. Step 2: Convert to fraction form
    1,056,796/1,458,386.70 = 621,096.32/x
  3. Step 3: Cross multiply
    1,056,796x = 1,458,386.70 × 621,096.32
  4. Step 4: Simplify right side
    1,056,796x = 905,798,612,506.94
  5. Step 5: Solve for x
    x = 905,798,612,506.94/1,056,796
  6. Step 6: Final answer
    x = 857,117.75

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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.