Home / 1,071,295.22-1,478,385.31-581,264.58

Finding the Fourth Proportional to 1,071,295.22, 1,478,385.31 and 581,264.58

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Solution

The fourth proportional to 1,071,295.22, 1,478,385.31 and 581,264.58 is: 802,143.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,295.22 : 1,478,385.31 = 581,264.58 : x
  2. Step 2: Convert to fraction form
    1,071,295.22/1,478,385.31 = 581,264.58/x
  3. Step 3: Cross multiply
    1,071,295.22x = 1,478,385.31 × 581,264.58
  4. Step 4: Simplify right side
    1,071,295.22x = 859,333,020,178.94
  5. Step 5: Solve for x
    x = 859,333,020,178.94/1,071,295.22
  6. Step 6: Final answer
    x = 802,143.99

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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.