Home / 3,283,670.40-4,926,024-1,390,423.68

Finding the Fourth Proportional to 3,283,670.40, 4,926,024 and 1,390,423.68

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Solution

The fourth proportional to 3,283,670.40, 4,926,024 and 1,390,423.68 is: 2,085,855.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,283,670.40 : 4,926,024 = 1,390,423.68 : x
  2. Step 2: Convert to fraction form
    3,283,670.40/4,926,024 = 1,390,423.68/x
  3. Step 3: Cross multiply
    3,283,670.40x = 4,926,024 × 1,390,423.68
  4. Step 4: Simplify right side
    3,283,670.40x = 6,849,260,417,848.32
  5. Step 5: Solve for x
    x = 6,849,260,417,848.32/3,283,670.40
  6. Step 6: Final answer
    x = 2,085,855.03

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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.