Home / 1,475,905-2,213,818.60-410,904.04

Finding the Fourth Proportional to 1,475,905, 2,213,818.60 and 410,904.04

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Solution

The fourth proportional to 1,475,905, 2,213,818.60 and 410,904.04 is: 616,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,905 : 2,213,818.60 = 410,904.04 : x
  2. Step 2: Convert to fraction form
    1,475,905/2,213,818.60 = 410,904.04/x
  3. Step 3: Cross multiply
    1,475,905x = 2,213,818.60 × 410,904.04
  4. Step 4: Simplify right side
    1,475,905x = 909,667,006,567.14
  5. Step 5: Solve for x
    x = 909,667,006,567.14/1,475,905
  6. Step 6: Final answer
    x = 616,345.23

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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.