Home / 1,355,803.92-1,871,010-752,191.92

Finding the Fourth Proportional to 1,355,803.92, 1,871,010 and 752,191.92

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Solution

The fourth proportional to 1,355,803.92, 1,871,010 and 752,191.92 is: 1,038,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,803.92 : 1,871,010 = 752,191.92 : x
  2. Step 2: Convert to fraction form
    1,355,803.92/1,871,010 = 752,191.92/x
  3. Step 3: Cross multiply
    1,355,803.92x = 1,871,010 × 752,191.92
  4. Step 4: Simplify right side
    1,355,803.92x = 1,407,358,604,239.20
  5. Step 5: Solve for x
    x = 1,407,358,604,239.20/1,355,803.92
  6. Step 6: Final answer
    x = 1,038,025.18

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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.