Home / 4,089,421.80-6,134,424.30-1,249,529.40

Finding the Fourth Proportional to 4,089,421.80, 6,134,424.30 and 1,249,529.40

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Solution

The fourth proportional to 4,089,421.80, 6,134,424.30 and 1,249,529.40 is: 1,874,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089,421.80 : 6,134,424.30 = 1,249,529.40 : x
  2. Step 2: Convert to fraction form
    4,089,421.80/6,134,424.30 = 1,249,529.40/x
  3. Step 3: Cross multiply
    4,089,421.80x = 6,134,424.30 × 1,249,529.40
  4. Step 4: Simplify right side
    4,089,421.80x = 7,665,143,514,924.42
  5. Step 5: Solve for x
    x = 7,665,143,514,924.42/4,089,421.80
  6. Step 6: Final answer
    x = 1,874,383.20

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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.