Home / 1,534,243.89-2,306,410.95-1,423,263.90

Finding the Fourth Proportional to 1,534,243.89, 2,306,410.95 and 1,423,263.90

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Solution

The fourth proportional to 1,534,243.89, 2,306,410.95 and 1,423,263.90 is: 2,139,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,243.89 : 2,306,410.95 = 1,423,263.90 : x
  2. Step 2: Convert to fraction form
    1,534,243.89/2,306,410.95 = 1,423,263.90/x
  3. Step 3: Cross multiply
    1,534,243.89x = 2,306,410.95 × 1,423,263.90
  4. Step 4: Simplify right side
    1,534,243.89x = 3,282,631,443,699.71
  5. Step 5: Solve for x
    x = 3,282,631,443,699.71/1,534,243.89
  6. Step 6: Final answer
    x = 2,139,576.03

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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.