Home / 1,570,479.24-2,355,966.72-671,926.80

Finding the Fourth Proportional to 1,570,479.24, 2,355,966.72 and 671,926.80

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Solution

The fourth proportional to 1,570,479.24, 2,355,966.72 and 671,926.80 is: 1,007,996.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,479.24 : 2,355,966.72 = 671,926.80 : x
  2. Step 2: Convert to fraction form
    1,570,479.24/2,355,966.72 = 671,926.80/x
  3. Step 3: Cross multiply
    1,570,479.24x = 2,355,966.72 × 671,926.80
  4. Step 4: Simplify right side
    1,570,479.24x = 1,583,037,179,076.10
  5. Step 5: Solve for x
    x = 1,583,037,179,076.10/1,570,479.24
  6. Step 6: Final answer
    x = 1,007,996.25

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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.