Home / 1,525,575.40-2,287,671.90-578,631.40

Finding the Fourth Proportional to 1,525,575.40, 2,287,671.90 and 578,631.40

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Solution

The fourth proportional to 1,525,575.40, 2,287,671.90 and 578,631.40 is: 867,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,575.40 : 2,287,671.90 = 578,631.40 : x
  2. Step 2: Convert to fraction form
    1,525,575.40/2,287,671.90 = 578,631.40/x
  3. Step 3: Cross multiply
    1,525,575.40x = 2,287,671.90 × 578,631.40
  4. Step 4: Simplify right side
    1,525,575.40x = 1,323,718,794,237.66
  5. Step 5: Solve for x
    x = 1,323,718,794,237.66/1,525,575.40
  6. Step 6: Final answer
    x = 867,684.94

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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.