Home / 3,011,533.02-4,154,089.86-1,787,031.72

Finding the Fourth Proportional to 3,011,533.02, 4,154,089.86 and 1,787,031.72

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Solution

The fourth proportional to 3,011,533.02, 4,154,089.86 and 1,787,031.72 is: 2,465,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,533.02 : 4,154,089.86 = 1,787,031.72 : x
  2. Step 2: Convert to fraction form
    3,011,533.02/4,154,089.86 = 1,787,031.72/x
  3. Step 3: Cross multiply
    3,011,533.02x = 4,154,089.86 × 1,787,031.72
  4. Step 4: Simplify right side
    3,011,533.02x = 7,423,490,347,550.36
  5. Step 5: Solve for x
    x = 7,423,490,347,550.36/3,011,533.02
  6. Step 6: Final answer
    x = 2,465,020.41

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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.