Home / 1,326,330.80-1,989,693.72-473,336.24

Finding the Fourth Proportional to 1,326,330.80, 1,989,693.72 and 473,336.24

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Solution

The fourth proportional to 1,326,330.80, 1,989,693.72 and 473,336.24 is: 710,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,330.80 : 1,989,693.72 = 473,336.24 : x
  2. Step 2: Convert to fraction form
    1,326,330.80/1,989,693.72 = 473,336.24/x
  3. Step 3: Cross multiply
    1,326,330.80x = 1,989,693.72 × 473,336.24
  4. Step 4: Simplify right side
    1,326,330.80x = 941,794,144,176.41
  5. Step 5: Solve for x
    x = 941,794,144,176.41/1,326,330.80
  6. Step 6: Final answer
    x = 710,074.85

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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.