Home / 1,506,347.44-2,078,751.36-818,013.16

Finding the Fourth Proportional to 1,506,347.44, 2,078,751.36 and 818,013.16

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Solution

The fourth proportional to 1,506,347.44, 2,078,751.36 and 818,013.16 is: 1,128,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,347.44 : 2,078,751.36 = 818,013.16 : x
  2. Step 2: Convert to fraction form
    1,506,347.44/2,078,751.36 = 818,013.16/x
  3. Step 3: Cross multiply
    1,506,347.44x = 2,078,751.36 × 818,013.16
  4. Step 4: Simplify right side
    1,506,347.44x = 1,700,445,968,847.90
  5. Step 5: Solve for x
    x = 1,700,445,968,847.90/1,506,347.44
  6. Step 6: Final answer
    x = 1,128,853.76

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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.