Home / 1,406,034.02-1,940,316.60-761,439.26

Finding the Fourth Proportional to 1,406,034.02, 1,940,316.60 and 761,439.26

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Solution

The fourth proportional to 1,406,034.02, 1,940,316.60 and 761,439.26 is: 1,050,780.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,034.02 : 1,940,316.60 = 761,439.26 : x
  2. Step 2: Convert to fraction form
    1,406,034.02/1,940,316.60 = 761,439.26/x
  3. Step 3: Cross multiply
    1,406,034.02x = 1,940,316.60 × 761,439.26
  4. Step 4: Simplify right side
    1,406,034.02x = 1,477,433,236,069.72
  5. Step 5: Solve for x
    x = 1,477,433,236,069.72/1,406,034.02
  6. Step 6: Final answer
    x = 1,050,780.58

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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.