Home / 1,605,515.92-2,406,588.08-540,188.16

Finding the Fourth Proportional to 1,605,515.92, 2,406,588.08 and 540,188.16

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Solution

The fourth proportional to 1,605,515.92, 2,406,588.08 and 540,188.16 is: 809,715.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,515.92 : 2,406,588.08 = 540,188.16 : x
  2. Step 2: Convert to fraction form
    1,605,515.92/2,406,588.08 = 540,188.16/x
  3. Step 3: Cross multiply
    1,605,515.92x = 2,406,588.08 × 540,188.16
  4. Step 4: Simplify right side
    1,605,515.92x = 1,300,010,386,813.13
  5. Step 5: Solve for x
    x = 1,300,010,386,813.13/1,605,515.92
  6. Step 6: Final answer
    x = 809,715.04

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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.