Home / 3,154,205-4,352,802.90-1,723,421

Finding the Fourth Proportional to 3,154,205, 4,352,802.90 and 1,723,421

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Solution

The fourth proportional to 3,154,205, 4,352,802.90 and 1,723,421 is: 2,378,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,205 : 4,352,802.90 = 1,723,421 : x
  2. Step 2: Convert to fraction form
    3,154,205/4,352,802.90 = 1,723,421/x
  3. Step 3: Cross multiply
    3,154,205x = 4,352,802.90 × 1,723,421
  4. Step 4: Simplify right side
    3,154,205x = 7,501,711,926,720.90
  5. Step 5: Solve for x
    x = 7,501,711,926,720.90/3,154,205
  6. Step 6: Final answer
    x = 2,378,320.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.