Home / 1,038,210.64-1,432,395.20-579,250.80

Finding the Fourth Proportional to 1,038,210.64, 1,432,395.20 and 579,250.80

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Solution

The fourth proportional to 1,038,210.64, 1,432,395.20 and 579,250.80 is: 799,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,210.64 : 1,432,395.20 = 579,250.80 : x
  2. Step 2: Convert to fraction form
    1,038,210.64/1,432,395.20 = 579,250.80/x
  3. Step 3: Cross multiply
    1,038,210.64x = 1,432,395.20 × 579,250.80
  4. Step 4: Simplify right side
    1,038,210.64x = 829,716,065,516.16
  5. Step 5: Solve for x
    x = 829,716,065,516.16/1,038,210.64
  6. Step 6: Final answer
    x = 799,178.93

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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.