Home / 4,674,004.64-7,011,006.95-1,128,148.64

Finding the Fourth Proportional to 4,674,004.64, 7,011,006.95 and 1,128,148.64

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Solution

The fourth proportional to 4,674,004.64, 7,011,006.95 and 1,128,148.64 is: 1,692,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,004.64 : 7,011,006.95 = 1,128,148.64 : x
  2. Step 2: Convert to fraction form
    4,674,004.64/7,011,006.95 = 1,128,148.64/x
  3. Step 3: Cross multiply
    4,674,004.64x = 7,011,006.95 × 1,128,148.64
  4. Step 4: Simplify right side
    4,674,004.64x = 7,909,457,920,618.01
  5. Step 5: Solve for x
    x = 7,909,457,920,618.01/4,674,004.64
  6. Step 6: Final answer
    x = 1,692,222.95

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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.