Home / 1,525,549.50-2,287,438.20-578,403.54

Finding the Fourth Proportional to 1,525,549.50, 2,287,438.20 and 578,403.54

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Solution

The fourth proportional to 1,525,549.50, 2,287,438.20 and 578,403.54 is: 867,269.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,549.50 : 2,287,438.20 = 578,403.54 : x
  2. Step 2: Convert to fraction form
    1,525,549.50/2,287,438.20 = 578,403.54/x
  3. Step 3: Cross multiply
    1,525,549.50x = 2,287,438.20 × 578,403.54
  4. Step 4: Simplify right side
    1,525,549.50x = 1,323,062,352,411.23
  5. Step 5: Solve for x
    x = 1,323,062,352,411.23/1,525,549.50
  6. Step 6: Final answer
    x = 867,269.37

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1.5x scale

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.