Home / 1,634,667.51-2,255,852.40-909,545.79

Finding the Fourth Proportional to 1,634,667.51, 2,255,852.40 and 909,545.79

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Solution

The fourth proportional to 1,634,667.51, 2,255,852.40 and 909,545.79 is: 1,255,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,667.51 : 2,255,852.40 = 909,545.79 : x
  2. Step 2: Convert to fraction form
    1,634,667.51/2,255,852.40 = 909,545.79/x
  3. Step 3: Cross multiply
    1,634,667.51x = 2,255,852.40 × 909,545.79
  4. Step 4: Simplify right side
    1,634,667.51x = 2,051,801,053,281.40
  5. Step 5: Solve for x
    x = 2,051,801,053,281.40/1,634,667.51
  6. Step 6: Final answer
    x = 1,255,179.44

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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.