Home / 1,369,443.60-2,050,228.80-838,002.60

Finding the Fourth Proportional to 1,369,443.60, 2,050,228.80 and 838,002.60

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Solution

The fourth proportional to 1,369,443.60, 2,050,228.80 and 838,002.60 is: 1,254,594.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,443.60 : 2,050,228.80 = 838,002.60 : x
  2. Step 2: Convert to fraction form
    1,369,443.60/2,050,228.80 = 838,002.60/x
  3. Step 3: Cross multiply
    1,369,443.60x = 2,050,228.80 × 838,002.60
  4. Step 4: Simplify right side
    1,369,443.60x = 1,718,097,064,994.88
  5. Step 5: Solve for x
    x = 1,718,097,064,994.88/1,369,443.60
  6. Step 6: Final answer
    x = 1,254,594.98

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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.