Home / 1,333,063.56-1,999,802.70-434,296.07

Finding the Fourth Proportional to 1,333,063.56, 1,999,802.70 and 434,296.07

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Solution

The fourth proportional to 1,333,063.56, 1,999,802.70 and 434,296.07 is: 651,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,063.56 : 1,999,802.70 = 434,296.07 : x
  2. Step 2: Convert to fraction form
    1,333,063.56/1,999,802.70 = 434,296.07/x
  3. Step 3: Cross multiply
    1,333,063.56x = 1,999,802.70 × 434,296.07
  4. Step 4: Simplify right side
    1,333,063.56x = 868,506,443,386.38
  5. Step 5: Solve for x
    x = 868,506,443,386.38/1,333,063.56
  6. Step 6: Final answer
    x = 651,511.65

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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.