Home / 1,323,798.80-1,985,444.26-514,182.33

Finding the Fourth Proportional to 1,323,798.80, 1,985,444.26 and 514,182.33

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Solution

The fourth proportional to 1,323,798.80, 1,985,444.26 and 514,182.33 is: 771,174.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,798.80 : 1,985,444.26 = 514,182.33 : x
  2. Step 2: Convert to fraction form
    1,323,798.80/1,985,444.26 = 514,182.33/x
  3. Step 3: Cross multiply
    1,323,798.80x = 1,985,444.26 × 514,182.33
  4. Step 4: Simplify right side
    1,323,798.80x = 1,020,880,354,406.47
  5. Step 5: Solve for x
    x = 1,020,880,354,406.47/1,323,798.80
  6. Step 6: Final answer
    x = 771,174.86

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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.