Home / 1,625,783.38-2,243,707.48-900,698.10

Finding the Fourth Proportional to 1,625,783.38, 2,243,707.48 and 900,698.10

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Solution

The fourth proportional to 1,625,783.38, 2,243,707.48 and 900,698.10 is: 1,243,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,783.38 : 2,243,707.48 = 900,698.10 : x
  2. Step 2: Convert to fraction form
    1,625,783.38/2,243,707.48 = 900,698.10/x
  3. Step 3: Cross multiply
    1,625,783.38x = 2,243,707.48 × 900,698.10
  4. Step 4: Simplify right side
    1,625,783.38x = 2,020,903,064,191.79
  5. Step 5: Solve for x
    x = 2,020,903,064,191.79/1,625,783.38
  6. Step 6: Final answer
    x = 1,243,033.41

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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.