Home / 1,527,009.84-2,287,025.28-728,851.77

Finding the Fourth Proportional to 1,527,009.84, 2,287,025.28 and 728,851.77

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Solution

The fourth proportional to 1,527,009.84, 2,287,025.28 and 728,851.77 is: 1,091,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,009.84 : 2,287,025.28 = 728,851.77 : x
  2. Step 2: Convert to fraction form
    1,527,009.84/2,287,025.28 = 728,851.77/x
  3. Step 3: Cross multiply
    1,527,009.84x = 2,287,025.28 × 728,851.77
  4. Step 4: Simplify right side
    1,527,009.84x = 1,666,902,423,362.75
  5. Step 5: Solve for x
    x = 1,666,902,423,362.75/1,527,009.84
  6. Step 6: Final answer
    x = 1,091,612.10

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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.