Home / 2,808,967.86-4,211,680.32-1,547,681.22

Finding the Fourth Proportional to 2,808,967.86, 4,211,680.32 and 1,547,681.22

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Solution

The fourth proportional to 2,808,967.86, 4,211,680.32 and 1,547,681.22 is: 2,320,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,967.86 : 4,211,680.32 = 1,547,681.22 : x
  2. Step 2: Convert to fraction form
    2,808,967.86/4,211,680.32 = 1,547,681.22/x
  3. Step 3: Cross multiply
    2,808,967.86x = 4,211,680.32 × 1,547,681.22
  4. Step 4: Simplify right side
    2,808,967.86x = 6,518,338,535,907.59
  5. Step 5: Solve for x
    x = 6,518,338,535,907.59/2,808,967.86
  6. Step 6: Final answer
    x = 2,320,545.79

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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.