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Finding the Fourth Proportional to 3,881,686.15, 5,822,528.45 and 1,041,798.30

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Solution

The fourth proportional to 3,881,686.15, 5,822,528.45 and 1,041,798.30 is: 1,562,697.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,686.15 : 5,822,528.45 = 1,041,798.30 : x
  2. Step 2: Convert to fraction form
    3,881,686.15/5,822,528.45 = 1,041,798.30/x
  3. Step 3: Cross multiply
    3,881,686.15x = 5,822,528.45 × 1,041,798.30
  4. Step 4: Simplify right side
    3,881,686.15x = 6,065,900,264,610.99
  5. Step 5: Solve for x
    x = 6,065,900,264,610.99/3,881,686.15
  6. Step 6: Final answer
    x = 1,562,697.25

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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.