Home / 1,618,924-2,232,038.28-1,327,461.72

Finding the Fourth Proportional to 1,618,924, 2,232,038.28 and 1,327,461.72

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Solution

The fourth proportional to 1,618,924, 2,232,038.28 and 1,327,461.72 is: 1,830,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,924 : 2,232,038.28 = 1,327,461.72 : x
  2. Step 2: Convert to fraction form
    1,618,924/2,232,038.28 = 1,327,461.72/x
  3. Step 3: Cross multiply
    1,618,924x = 2,232,038.28 × 1,327,461.72
  4. Step 4: Simplify right side
    1,618,924x = 2,962,945,374,274.64
  5. Step 5: Solve for x
    x = 2,962,945,374,274.64/1,618,924
  6. Step 6: Final answer
    x = 1,830,194.24

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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.