Home / 2,742,981.60-4,114,472.40-970,053.60

Finding the Fourth Proportional to 2,742,981.60, 4,114,472.40 and 970,053.60

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Solution

The fourth proportional to 2,742,981.60, 4,114,472.40 and 970,053.60 is: 1,455,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,981.60 : 4,114,472.40 = 970,053.60 : x
  2. Step 2: Convert to fraction form
    2,742,981.60/4,114,472.40 = 970,053.60/x
  3. Step 3: Cross multiply
    2,742,981.60x = 4,114,472.40 × 970,053.60
  4. Step 4: Simplify right side
    2,742,981.60x = 3,991,258,763,720.64
  5. Step 5: Solve for x
    x = 3,991,258,763,720.64/2,742,981.60
  6. Step 6: Final answer
    x = 1,455,080.40

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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.