Home / 1,050,020.20-1,576,196.70-651,111.40

Finding the Fourth Proportional to 1,050,020.20, 1,576,196.70 and 651,111.40

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Solution

The fourth proportional to 1,050,020.20, 1,576,196.70 and 651,111.40 is: 977,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,020.20 : 1,576,196.70 = 651,111.40 : x
  2. Step 2: Convert to fraction form
    1,050,020.20/1,576,196.70 = 651,111.40/x
  3. Step 3: Cross multiply
    1,050,020.20x = 1,576,196.70 × 651,111.40
  4. Step 4: Simplify right side
    1,050,020.20x = 1,026,279,640,012.38
  5. Step 5: Solve for x
    x = 1,026,279,640,012.38/1,050,020.20
  6. Step 6: Final answer
    x = 977,390.38

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Double scale
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1.5x scale

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.