Home / 1,323,809.31-1,985,460-514,192.83

Finding the Fourth Proportional to 1,323,809.31, 1,985,460 and 514,192.83

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Solution

The fourth proportional to 1,323,809.31, 1,985,460 and 514,192.83 is: 771,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,809.31 : 1,985,460 = 514,192.83 : x
  2. Step 2: Convert to fraction form
    1,323,809.31/1,985,460 = 514,192.83/x
  3. Step 3: Cross multiply
    1,323,809.31x = 1,985,460 × 514,192.83
  4. Step 4: Simplify right side
    1,323,809.31x = 1,020,909,296,251.80
  5. Step 5: Solve for x
    x = 1,020,909,296,251.80/1,323,809.31
  6. Step 6: Final answer
    x = 771,190.60

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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.