Home / 1,209,069.95-1,813,826.35-498,710.48

Finding the Fourth Proportional to 1,209,069.95, 1,813,826.35 and 498,710.48

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Solution

The fourth proportional to 1,209,069.95, 1,813,826.35 and 498,710.48 is: 748,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,069.95 : 1,813,826.35 = 498,710.48 : x
  2. Step 2: Convert to fraction form
    1,209,069.95/1,813,826.35 = 498,710.48/x
  3. Step 3: Cross multiply
    1,209,069.95x = 1,813,826.35 × 498,710.48
  4. Step 4: Simplify right side
    1,209,069.95x = 904,574,200,576.02
  5. Step 5: Solve for x
    x = 904,574,200,576.02/1,209,069.95
  6. Step 6: Final answer
    x = 748,157.05

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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.