Home / 3,430,386.30-4,734,223.83-1,902,985.50

Finding the Fourth Proportional to 3,430,386.30, 4,734,223.83 and 1,902,985.50

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Solution

The fourth proportional to 3,430,386.30, 4,734,223.83 and 1,902,985.50 is: 2,626,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,386.30 : 4,734,223.83 = 1,902,985.50 : x
  2. Step 2: Convert to fraction form
    3,430,386.30/4,734,223.83 = 1,902,985.50/x
  3. Step 3: Cross multiply
    3,430,386.30x = 4,734,223.83 × 1,902,985.50
  4. Step 4: Simplify right side
    3,430,386.30x = 9,009,159,302,244.47
  5. Step 5: Solve for x
    x = 9,009,159,302,244.47/3,430,386.30
  6. Step 6: Final answer
    x = 2,626,281.27

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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.