Home / 1,552,790.91-2,142,802.77-899,429.70

Finding the Fourth Proportional to 1,552,790.91, 2,142,802.77 and 899,429.70

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Solution

The fourth proportional to 1,552,790.91, 2,142,802.77 and 899,429.70 is: 1,241,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,790.91 : 2,142,802.77 = 899,429.70 : x
  2. Step 2: Convert to fraction form
    1,552,790.91/2,142,802.77 = 899,429.70/x
  3. Step 3: Cross multiply
    1,552,790.91x = 2,142,802.77 × 899,429.70
  4. Step 4: Simplify right side
    1,552,790.91x = 1,927,300,457,242.92
  5. Step 5: Solve for x
    x = 1,927,300,457,242.92/1,552,790.91
  6. Step 6: Final answer
    x = 1,241,184.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.