Home / 1,754,030.70-2,632,030.20-742,980.60

Finding the Fourth Proportional to 1,754,030.70, 2,632,030.20 and 742,980.60

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Solution

The fourth proportional to 1,754,030.70, 2,632,030.20 and 742,980.60 is: 1,114,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,030.70 : 2,632,030.20 = 742,980.60 : x
  2. Step 2: Convert to fraction form
    1,754,030.70/2,632,030.20 = 742,980.60/x
  3. Step 3: Cross multiply
    1,754,030.70x = 2,632,030.20 × 742,980.60
  4. Step 4: Simplify right side
    1,754,030.70x = 1,955,547,377,214.12
  5. Step 5: Solve for x
    x = 1,955,547,377,214.12/1,754,030.70
  6. Step 6: Final answer
    x = 1,114,887.77

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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.