Home / 1,312,931.54-1,968,609.90-602,069.06

Finding the Fourth Proportional to 1,312,931.54, 1,968,609.90 and 602,069.06

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Solution

The fourth proportional to 1,312,931.54, 1,968,609.90 and 602,069.06 is: 902,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,931.54 : 1,968,609.90 = 602,069.06 : x
  2. Step 2: Convert to fraction form
    1,312,931.54/1,968,609.90 = 602,069.06/x
  3. Step 3: Cross multiply
    1,312,931.54x = 1,968,609.90 × 602,069.06
  4. Step 4: Simplify right side
    1,312,931.54x = 1,185,239,111,999.69
  5. Step 5: Solve for x
    x = 1,185,239,111,999.69/1,312,931.54
  6. Step 6: Final answer
    x = 902,742.51

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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.