Home / 1,087,688.76-1,500,976.84-604,241.32

Finding the Fourth Proportional to 1,087,688.76, 1,500,976.84 and 604,241.32

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Solution

The fourth proportional to 1,087,688.76, 1,500,976.84 and 604,241.32 is: 833,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,688.76 : 1,500,976.84 = 604,241.32 : x
  2. Step 2: Convert to fraction form
    1,087,688.76/1,500,976.84 = 604,241.32/x
  3. Step 3: Cross multiply
    1,087,688.76x = 1,500,976.84 × 604,241.32
  4. Step 4: Simplify right side
    1,087,688.76x = 906,952,227,091.03
  5. Step 5: Solve for x
    x = 906,952,227,091.03/1,087,688.76
  6. Step 6: Final answer
    x = 833,834.33

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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.