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Finding the Fourth Proportional to 3,751,547.04, 5,621,419.44 and 2,900,697.12

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Solution

The fourth proportional to 3,751,547.04, 5,621,419.44 and 2,900,697.12 is: 4,346,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,547.04 : 5,621,419.44 = 2,900,697.12 : x
  2. Step 2: Convert to fraction form
    3,751,547.04/5,621,419.44 = 2,900,697.12/x
  3. Step 3: Cross multiply
    3,751,547.04x = 5,621,419.44 × 2,900,697.12
  4. Step 4: Simplify right side
    3,751,547.04x = 16,306,035,179,920.01
  5. Step 5: Solve for x
    x = 16,306,035,179,920.01/3,751,547.04
  6. Step 6: Final answer
    x = 4,346,482.93

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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.