Home / 1,754,830.40-2,630,431.20-954,420.80

Finding the Fourth Proportional to 1,754,830.40, 2,630,431.20 and 954,420.80

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Solution

The fourth proportional to 1,754,830.40, 2,630,431.20 and 954,420.80 is: 1,430,644.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,830.40 : 2,630,431.20 = 954,420.80 : x
  2. Step 2: Convert to fraction form
    1,754,830.40/2,630,431.20 = 954,420.80/x
  3. Step 3: Cross multiply
    1,754,830.40x = 2,630,431.20 × 954,420.80
  4. Step 4: Simplify right side
    1,754,830.40x = 2,510,538,250,248.96
  5. Step 5: Solve for x
    x = 2,510,538,250,248.96/1,754,830.40
  6. Step 6: Final answer
    x = 1,430,644.38

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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.