Home / 1,539,477.80-2,308,807.10-474,517.80

Finding the Fourth Proportional to 1,539,477.80, 2,308,807.10 and 474,517.80

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Solution

The fourth proportional to 1,539,477.80, 2,308,807.10 and 474,517.80 is: 711,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,477.80 : 2,308,807.10 = 474,517.80 : x
  2. Step 2: Convert to fraction form
    1,539,477.80/2,308,807.10 = 474,517.80/x
  3. Step 3: Cross multiply
    1,539,477.80x = 2,308,807.10 × 474,517.80
  4. Step 4: Simplify right side
    1,539,477.80x = 1,095,570,065,716.38
  5. Step 5: Solve for x
    x = 1,095,570,065,716.38/1,539,477.80
  6. Step 6: Final answer
    x = 711,650.45

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Double scale
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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.