Home / 1,178,345.04-1,626,185.86-887,443.54

Finding the Fourth Proportional to 1,178,345.04, 1,626,185.86 and 887,443.54

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Solution

The fourth proportional to 1,178,345.04, 1,626,185.86 and 887,443.54 is: 1,224,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,345.04 : 1,626,185.86 = 887,443.54 : x
  2. Step 2: Convert to fraction form
    1,178,345.04/1,626,185.86 = 887,443.54/x
  3. Step 3: Cross multiply
    1,178,345.04x = 1,626,185.86 × 887,443.54
  4. Step 4: Simplify right side
    1,178,345.04x = 1,443,148,136,296.34
  5. Step 5: Solve for x
    x = 1,443,148,136,296.34/1,178,345.04
  6. Step 6: Final answer
    x = 1,224,724.58

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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.