Home / 1,570,701.51-2,353,872.51-715,683.60

Finding the Fourth Proportional to 1,570,701.51, 2,353,872.51 and 715,683.60

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Solution

The fourth proportional to 1,570,701.51, 2,353,872.51 and 715,683.60 is: 1,072,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,701.51 : 2,353,872.51 = 715,683.60 : x
  2. Step 2: Convert to fraction form
    1,570,701.51/2,353,872.51 = 715,683.60/x
  3. Step 3: Cross multiply
    1,570,701.51x = 2,353,872.51 × 715,683.60
  4. Step 4: Simplify right side
    1,570,701.51x = 1,684,627,951,897.84
  5. Step 5: Solve for x
    x = 1,684,627,951,897.84/1,570,701.51
  6. Step 6: Final answer
    x = 1,072,532.20

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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.