Home / 1,711,875.56-2,362,386.60-947,929.12

Finding the Fourth Proportional to 1,711,875.56, 2,362,386.60 and 947,929.12

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Solution

The fourth proportional to 1,711,875.56, 2,362,386.60 and 947,929.12 is: 1,308,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,875.56 : 2,362,386.60 = 947,929.12 : x
  2. Step 2: Convert to fraction form
    1,711,875.56/2,362,386.60 = 947,929.12/x
  3. Step 3: Cross multiply
    1,711,875.56x = 2,362,386.60 × 947,929.12
  4. Step 4: Simplify right side
    1,711,875.56x = 2,239,375,050,837.79
  5. Step 5: Solve for x
    x = 2,239,375,050,837.79/1,711,875.56
  6. Step 6: Final answer
    x = 1,308,141.26

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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.