Home / 1,021,784.40-1,410,105.96-569,075.40

Finding the Fourth Proportional to 1,021,784.40, 1,410,105.96 and 569,075.40

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Solution

The fourth proportional to 1,021,784.40, 1,410,105.96 and 569,075.40 is: 785,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,784.40 : 1,410,105.96 = 569,075.40 : x
  2. Step 2: Convert to fraction form
    1,021,784.40/1,410,105.96 = 569,075.40/x
  3. Step 3: Cross multiply
    1,021,784.40x = 1,410,105.96 × 569,075.40
  4. Step 4: Simplify right side
    1,021,784.40x = 802,456,613,229.38
  5. Step 5: Solve for x
    x = 802,456,613,229.38/1,021,784.40
  6. Step 6: Final answer
    x = 785,348.27

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Double scale
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1.5x scale

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.