Home / 5,602,125.20-8,403,187.80-1,613,440.40

Finding the Fourth Proportional to 5,602,125.20, 8,403,187.80 and 1,613,440.40

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Solution

The fourth proportional to 5,602,125.20, 8,403,187.80 and 1,613,440.40 is: 2,420,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602,125.20 : 8,403,187.80 = 1,613,440.40 : x
  2. Step 2: Convert to fraction form
    5,602,125.20/8,403,187.80 = 1,613,440.40/x
  3. Step 3: Cross multiply
    5,602,125.20x = 8,403,187.80 × 1,613,440.40
  4. Step 4: Simplify right side
    5,602,125.20x = 13,558,042,685,307.12
  5. Step 5: Solve for x
    x = 13,558,042,685,307.12/5,602,125.20
  6. Step 6: Final answer
    x = 2,420,160.60

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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.