Home / 953,143.20-1,316,486.52-760,220.64

Finding the Fourth Proportional to 953,143.20, 1,316,486.52 and 760,220.64

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Solution

The fourth proportional to 953,143.20, 1,316,486.52 and 760,220.64 is: 1,050,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,143.20 : 1,316,486.52 = 760,220.64 : x
  2. Step 2: Convert to fraction form
    953,143.20/1,316,486.52 = 760,220.64/x
  3. Step 3: Cross multiply
    953,143.20x = 1,316,486.52 × 760,220.64
  4. Step 4: Simplify right side
    953,143.20x = 1,000,820,224,785.77
  5. Step 5: Solve for x
    x = 1,000,820,224,785.77/953,143.20
  6. Step 6: Final answer
    x = 1,050,020.84

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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.