Home / 4,742,289.12-7,113,451.86-1,148,050.20

Finding the Fourth Proportional to 4,742,289.12, 7,113,451.86 and 1,148,050.20

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Solution

The fourth proportional to 4,742,289.12, 7,113,451.86 and 1,148,050.20 is: 1,722,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,289.12 : 7,113,451.86 = 1,148,050.20 : x
  2. Step 2: Convert to fraction form
    4,742,289.12/7,113,451.86 = 1,148,050.20/x
  3. Step 3: Cross multiply
    4,742,289.12x = 7,113,451.86 × 1,148,050.20
  4. Step 4: Simplify right side
    4,742,289.12x = 8,166,599,830,563.37
  5. Step 5: Solve for x
    x = 8,166,599,830,563.37/4,742,289.12
  6. Step 6: Final answer
    x = 1,722,079.70

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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.