Home / 1,625,570.38-2,243,360.96-900,418

Finding the Fourth Proportional to 1,625,570.38, 2,243,360.96 and 900,418

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Solution

The fourth proportional to 1,625,570.38, 2,243,360.96 and 900,418 is: 1,242,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,570.38 : 2,243,360.96 = 900,418 : x
  2. Step 2: Convert to fraction form
    1,625,570.38/2,243,360.96 = 900,418/x
  3. Step 3: Cross multiply
    1,625,570.38x = 2,243,360.96 × 900,418
  4. Step 4: Simplify right side
    1,625,570.38x = 2,019,962,588,881.28
  5. Step 5: Solve for x
    x = 2,019,962,588,881.28/1,625,570.38
  6. Step 6: Final answer
    x = 1,242,617.74

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1.5x scale

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.