Home / 1,111,405.61-1,533,730.11-602,106.77

Finding the Fourth Proportional to 1,111,405.61, 1,533,730.11 and 602,106.77

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Solution

The fourth proportional to 1,111,405.61, 1,533,730.11 and 602,106.77 is: 830,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,405.61 : 1,533,730.11 = 602,106.77 : x
  2. Step 2: Convert to fraction form
    1,111,405.61/1,533,730.11 = 602,106.77/x
  3. Step 3: Cross multiply
    1,111,405.61x = 1,533,730.11 × 602,106.77
  4. Step 4: Simplify right side
    1,111,405.61x = 923,469,280,613.31
  5. Step 5: Solve for x
    x = 923,469,280,613.31/1,111,405.61
  6. Step 6: Final answer
    x = 830,902.13

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Double scale
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1.5x scale

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.