Home / 1,502,751.76-2,074,010.08-929,976.40

Finding the Fourth Proportional to 1,502,751.76, 2,074,010.08 and 929,976.40

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Solution

The fourth proportional to 1,502,751.76, 2,074,010.08 and 929,976.40 is: 1,283,499.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,751.76 : 2,074,010.08 = 929,976.40 : x
  2. Step 2: Convert to fraction form
    1,502,751.76/2,074,010.08 = 929,976.40/x
  3. Step 3: Cross multiply
    1,502,751.76x = 2,074,010.08 × 929,976.40
  4. Step 4: Simplify right side
    1,502,751.76x = 1,928,780,427,762.11
  5. Step 5: Solve for x
    x = 1,928,780,427,762.11/1,502,751.76
  6. Step 6: Final answer
    x = 1,283,499.03

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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.