Home / 1,006,094.12-1,388,000.14-570,419.56

Finding the Fourth Proportional to 1,006,094.12, 1,388,000.14 and 570,419.56

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Solution

The fourth proportional to 1,006,094.12, 1,388,000.14 and 570,419.56 is: 786,946.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,094.12 : 1,388,000.14 = 570,419.56 : x
  2. Step 2: Convert to fraction form
    1,006,094.12/1,388,000.14 = 570,419.56/x
  3. Step 3: Cross multiply
    1,006,094.12x = 1,388,000.14 × 570,419.56
  4. Step 4: Simplify right side
    1,006,094.12x = 791,742,429,138.74
  5. Step 5: Solve for x
    x = 791,742,429,138.74/1,006,094.12
  6. Step 6: Final answer
    x = 786,946.68

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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.