Home / 1,056,696.48-1,585,666.80-392,315.04

Finding the Fourth Proportional to 1,056,696.48, 1,585,666.80 and 392,315.04

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Solution

The fourth proportional to 1,056,696.48, 1,585,666.80 and 392,315.04 is: 588,703.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,696.48 : 1,585,666.80 = 392,315.04 : x
  2. Step 2: Convert to fraction form
    1,056,696.48/1,585,666.80 = 392,315.04/x
  3. Step 3: Cross multiply
    1,056,696.48x = 1,585,666.80 × 392,315.04
  4. Step 4: Simplify right side
    1,056,696.48x = 622,080,934,068.67
  5. Step 5: Solve for x
    x = 622,080,934,068.67/1,056,696.48
  6. Step 6: Final answer
    x = 588,703.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.