Home / 1,077,807.80-1,616,711.70-446,511.80

Finding the Fourth Proportional to 1,077,807.80, 1,616,711.70 and 446,511.80

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Solution

The fourth proportional to 1,077,807.80, 1,616,711.70 and 446,511.80 is: 669,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,807.80 : 1,616,711.70 = 446,511.80 : x
  2. Step 2: Convert to fraction form
    1,077,807.80/1,616,711.70 = 446,511.80/x
  3. Step 3: Cross multiply
    1,077,807.80x = 1,616,711.70 × 446,511.80
  4. Step 4: Simplify right side
    1,077,807.80x = 721,880,851,248.06
  5. Step 5: Solve for x
    x = 721,880,851,248.06/1,077,807.80
  6. Step 6: Final answer
    x = 669,767.70

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1.5x scale

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.