Home / 4,174,075.04-6,263,918.40-1,478,390.72

Finding the Fourth Proportional to 4,174,075.04, 6,263,918.40 and 1,478,390.72

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Solution

The fourth proportional to 4,174,075.04, 6,263,918.40 and 1,478,390.72 is: 2,218,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174,075.04 : 6,263,918.40 = 1,478,390.72 : x
  2. Step 2: Convert to fraction form
    4,174,075.04/6,263,918.40 = 1,478,390.72/x
  3. Step 3: Cross multiply
    4,174,075.04x = 6,263,918.40 × 1,478,390.72
  4. Step 4: Simplify right side
    4,174,075.04x = 9,260,518,833,397.25
  5. Step 5: Solve for x
    x = 9,260,518,833,397.25/4,174,075.04
  6. Step 6: Final answer
    x = 2,218,579.86

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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.