Home / 2,806,065.10-4,209,097.65-1,009,007.20

Finding the Fourth Proportional to 2,806,065.10, 4,209,097.65 and 1,009,007.20

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Solution

The fourth proportional to 2,806,065.10, 4,209,097.65 and 1,009,007.20 is: 1,513,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,065.10 : 4,209,097.65 = 1,009,007.20 : x
  2. Step 2: Convert to fraction form
    2,806,065.10/4,209,097.65 = 1,009,007.20/x
  3. Step 3: Cross multiply
    2,806,065.10x = 4,209,097.65 × 1,009,007.20
  4. Step 4: Simplify right side
    2,806,065.10x = 4,247,009,834,353.08
  5. Step 5: Solve for x
    x = 4,247,009,834,353.08/2,806,065.10
  6. Step 6: Final answer
    x = 1,513,510.80

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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.