Home / 1,047,557.07-1,572,435.09-928,376.51

Finding the Fourth Proportional to 1,047,557.07, 1,572,435.09 and 928,376.51

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Solution

The fourth proportional to 1,047,557.07, 1,572,435.09 and 928,376.51 is: 1,393,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,557.07 : 1,572,435.09 = 928,376.51 : x
  2. Step 2: Convert to fraction form
    1,047,557.07/1,572,435.09 = 928,376.51/x
  3. Step 3: Cross multiply
    1,047,557.07x = 1,572,435.09 × 928,376.51
  4. Step 4: Simplify right side
    1,047,557.07x = 1,459,811,793,193.56
  5. Step 5: Solve for x
    x = 1,459,811,793,193.56/1,047,557.07
  6. Step 6: Final answer
    x = 1,393,539.15

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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.