Home / 1,326,332.80-1,989,696.72-473,338.24

Finding the Fourth Proportional to 1,326,332.80, 1,989,696.72 and 473,338.24

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Solution

The fourth proportional to 1,326,332.80, 1,989,696.72 and 473,338.24 is: 710,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,332.80 : 1,989,696.72 = 473,338.24 : x
  2. Step 2: Convert to fraction form
    1,326,332.80/1,989,696.72 = 473,338.24/x
  3. Step 3: Cross multiply
    1,326,332.80x = 1,989,696.72 × 473,338.24
  4. Step 4: Simplify right side
    1,326,332.80x = 941,799,543,578.57
  5. Step 5: Solve for x
    x = 941,799,543,578.57/1,326,332.80
  6. Step 6: Final answer
    x = 710,077.85

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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.