Home / 1,648,548.01-2,275,775.43-1,105,038.86

Finding the Fourth Proportional to 1,648,548.01, 2,275,775.43 and 1,105,038.86

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Solution

The fourth proportional to 1,648,548.01, 2,275,775.43 and 1,105,038.86 is: 1,525,475.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,548.01 : 2,275,775.43 = 1,105,038.86 : x
  2. Step 2: Convert to fraction form
    1,648,548.01/2,275,775.43 = 1,105,038.86/x
  3. Step 3: Cross multiply
    1,648,548.01x = 2,275,775.43 × 1,105,038.86
  4. Step 4: Simplify right side
    1,648,548.01x = 2,514,820,286,783.21
  5. Step 5: Solve for x
    x = 2,514,820,286,783.21/1,648,548.01
  6. Step 6: Final answer
    x = 1,525,475.92

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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.