Home / 2,635,509.75-3,637,005.93-1,428,285.75

Finding the Fourth Proportional to 2,635,509.75, 3,637,005.93 and 1,428,285.75

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Solution

The fourth proportional to 2,635,509.75, 3,637,005.93 and 1,428,285.75 is: 1,971,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,509.75 : 3,637,005.93 = 1,428,285.75 : x
  2. Step 2: Convert to fraction form
    2,635,509.75/3,637,005.93 = 1,428,285.75/x
  3. Step 3: Cross multiply
    2,635,509.75x = 3,637,005.93 × 1,428,285.75
  4. Step 4: Simplify right side
    2,635,509.75x = 5,194,683,742,484.50
  5. Step 5: Solve for x
    x = 5,194,683,742,484.50/2,635,509.75
  6. Step 6: Final answer
    x = 1,971,035.68

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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.