Home / 6,620,756.49-9,931,259.61-1,828,572.93

Finding the Fourth Proportional to 6,620,756.49, 9,931,259.61 and 1,828,572.93

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Solution

The fourth proportional to 6,620,756.49, 9,931,259.61 and 1,828,572.93 is: 2,742,893.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,756.49 : 9,931,259.61 = 1,828,572.93 : x
  2. Step 2: Convert to fraction form
    6,620,756.49/9,931,259.61 = 1,828,572.93/x
  3. Step 3: Cross multiply
    6,620,756.49x = 9,931,259.61 × 1,828,572.93
  4. Step 4: Simplify right side
    6,620,756.49x = 18,160,032,483,648.36
  5. Step 5: Solve for x
    x = 18,160,032,483,648.36/6,620,756.49
  6. Step 6: Final answer
    x = 2,742,893.88

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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.