Home / 1,141,152-1,574,839.05-631,854.38

Finding the Fourth Proportional to 1,141,152, 1,574,839.05 and 631,854.38

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Solution

The fourth proportional to 1,141,152, 1,574,839.05 and 631,854.38 is: 871,986.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,152 : 1,574,839.05 = 631,854.38 : x
  2. Step 2: Convert to fraction form
    1,141,152/1,574,839.05 = 631,854.38/x
  3. Step 3: Cross multiply
    1,141,152x = 1,574,839.05 × 631,854.38
  4. Step 4: Simplify right side
    1,141,152x = 995,068,944,848.07
  5. Step 5: Solve for x
    x = 995,068,944,848.07/1,141,152
  6. Step 6: Final answer
    x = 871,986.33

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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.