Home / 1,248,240.69-1,872,555.44-406,596.69

Finding the Fourth Proportional to 1,248,240.69, 1,872,555.44 and 406,596.69

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Solution

The fourth proportional to 1,248,240.69, 1,872,555.44 and 406,596.69 is: 609,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,240.69 : 1,872,555.44 = 406,596.69 : x
  2. Step 2: Convert to fraction form
    1,248,240.69/1,872,555.44 = 406,596.69/x
  3. Step 3: Cross multiply
    1,248,240.69x = 1,872,555.44 × 406,596.69
  4. Step 4: Simplify right side
    1,248,240.69x = 761,374,841,712.51
  5. Step 5: Solve for x
    x = 761,374,841,712.51/1,248,240.69
  6. Step 6: Final answer
    x = 609,958.36

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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.