Home / 2,913,098.25-4,369,647.38-918,554.25

Finding the Fourth Proportional to 2,913,098.25, 4,369,647.38 and 918,554.25

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Solution

The fourth proportional to 2,913,098.25, 4,369,647.38 and 918,554.25 is: 1,377,831.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,098.25 : 4,369,647.38 = 918,554.25 : x
  2. Step 2: Convert to fraction form
    2,913,098.25/4,369,647.38 = 918,554.25/x
  3. Step 3: Cross multiply
    2,913,098.25x = 4,369,647.38 × 918,554.25
  4. Step 4: Simplify right side
    2,913,098.25x = 4,013,758,167,307.59
  5. Step 5: Solve for x
    x = 4,013,758,167,307.59/2,913,098.25
  6. Step 6: Final answer
    x = 1,377,831.38

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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.