Home / 1,149,699.27-1,724,816.01-391,547.28

Finding the Fourth Proportional to 1,149,699.27, 1,724,816.01 and 391,547.28

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Solution

The fourth proportional to 1,149,699.27, 1,724,816.01 and 391,547.28 is: 587,411.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,699.27 : 1,724,816.01 = 391,547.28 : x
  2. Step 2: Convert to fraction form
    1,149,699.27/1,724,816.01 = 391,547.28/x
  3. Step 3: Cross multiply
    1,149,699.27x = 1,724,816.01 × 391,547.28
  4. Step 4: Simplify right side
    1,149,699.27x = 675,347,017,215.95
  5. Step 5: Solve for x
    x = 675,347,017,215.95/1,149,699.27
  6. Step 6: Final answer
    x = 587,411.89

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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.