Home / 1,037,187.69-1,431,214.43-578,259.11

Finding the Fourth Proportional to 1,037,187.69, 1,431,214.43 and 578,259.11

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Solution

The fourth proportional to 1,037,187.69, 1,431,214.43 and 578,259.11 is: 797,939.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,187.69 : 1,431,214.43 = 578,259.11 : x
  2. Step 2: Convert to fraction form
    1,037,187.69/1,431,214.43 = 578,259.11/x
  3. Step 3: Cross multiply
    1,037,187.69x = 1,431,214.43 × 578,259.11
  4. Step 4: Simplify right side
    1,037,187.69x = 827,612,772,463.59
  5. Step 5: Solve for x
    x = 827,612,772,463.59/1,037,187.69
  6. Step 6: Final answer
    x = 797,939.25

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Double scale
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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.