Home / 1,604,386-2,406,583.10-406,308.44

Finding the Fourth Proportional to 1,604,386, 2,406,583.10 and 406,308.44

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Solution

The fourth proportional to 1,604,386, 2,406,583.10 and 406,308.44 is: 609,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,386 : 2,406,583.10 = 406,308.44 : x
  2. Step 2: Convert to fraction form
    1,604,386/2,406,583.10 = 406,308.44/x
  3. Step 3: Cross multiply
    1,604,386x = 2,406,583.10 × 406,308.44
  4. Step 4: Simplify right side
    1,604,386x = 977,815,025,091.36
  5. Step 5: Solve for x
    x = 977,815,025,091.36/1,604,386
  6. Step 6: Final answer
    x = 609,463.70

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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.