Home / 1,477,964.40-2,036,803.88-1,069,374.48

Finding the Fourth Proportional to 1,477,964.40, 2,036,803.88 and 1,069,374.48

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Solution

The fourth proportional to 1,477,964.40, 2,036,803.88 and 1,069,374.48 is: 1,473,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,964.40 : 2,036,803.88 = 1,069,374.48 : x
  2. Step 2: Convert to fraction form
    1,477,964.40/2,036,803.88 = 1,069,374.48/x
  3. Step 3: Cross multiply
    1,477,964.40x = 2,036,803.88 × 1,069,374.48
  4. Step 4: Simplify right side
    1,477,964.40x = 2,178,106,090,036.98
  5. Step 5: Solve for x
    x = 2,178,106,090,036.98/1,477,964.40
  6. Step 6: Final answer
    x = 1,473,720.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.