Home / 1,908,480.40-2,862,718.80-488,534.20

Finding the Fourth Proportional to 1,908,480.40, 2,862,718.80 and 488,534.20

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Solution

The fourth proportional to 1,908,480.40, 2,862,718.80 and 488,534.20 is: 732,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,480.40 : 2,862,718.80 = 488,534.20 : x
  2. Step 2: Convert to fraction form
    1,908,480.40/2,862,718.80 = 488,534.20/x
  3. Step 3: Cross multiply
    1,908,480.40x = 2,862,718.80 × 488,534.20
  4. Step 4: Simplify right side
    1,908,480.40x = 1,398,536,038,782.96
  5. Step 5: Solve for x
    x = 1,398,536,038,782.96/1,908,480.40
  6. Step 6: Final answer
    x = 732,800.84

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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.