Home / 1,657,885.60-2,486,828.40-1,630,237.60

Finding the Fourth Proportional to 1,657,885.60, 2,486,828.40 and 1,630,237.60

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Solution

The fourth proportional to 1,657,885.60, 2,486,828.40 and 1,630,237.60 is: 2,445,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,885.60 : 2,486,828.40 = 1,630,237.60 : x
  2. Step 2: Convert to fraction form
    1,657,885.60/2,486,828.40 = 1,630,237.60/x
  3. Step 3: Cross multiply
    1,657,885.60x = 2,486,828.40 × 1,630,237.60
  4. Step 4: Simplify right side
    1,657,885.60x = 4,054,121,162,427.84
  5. Step 5: Solve for x
    x = 4,054,121,162,427.84/1,657,885.60
  6. Step 6: Final answer
    x = 2,445,356.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.