Home / 4,009,090.80-6,014,219.40-1,312,762.80

Finding the Fourth Proportional to 4,009,090.80, 6,014,219.40 and 1,312,762.80

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Solution

The fourth proportional to 4,009,090.80, 6,014,219.40 and 1,312,762.80 is: 1,969,335.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009,090.80 : 6,014,219.40 = 1,312,762.80 : x
  2. Step 2: Convert to fraction form
    4,009,090.80/6,014,219.40 = 1,312,762.80/x
  3. Step 3: Cross multiply
    4,009,090.80x = 6,014,219.40 × 1,312,762.80
  4. Step 4: Simplify right side
    4,009,090.80x = 7,895,243,499,358.32
  5. Step 5: Solve for x
    x = 7,895,243,499,358.32/4,009,090.80
  6. Step 6: Final answer
    x = 1,969,335.17

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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.