Home / 2,698,547.11-4,047,224.45-779,041.35

Finding the Fourth Proportional to 2,698,547.11, 4,047,224.45 and 779,041.35

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Solution

The fourth proportional to 2,698,547.11, 4,047,224.45 and 779,041.35 is: 1,168,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,547.11 : 4,047,224.45 = 779,041.35 : x
  2. Step 2: Convert to fraction form
    2,698,547.11/4,047,224.45 = 779,041.35/x
  3. Step 3: Cross multiply
    2,698,547.11x = 4,047,224.45 × 779,041.35
  4. Step 4: Simplify right side
    2,698,547.11x = 3,152,955,201,228.61
  5. Step 5: Solve for x
    x = 3,152,955,201,228.61/2,698,547.11
  6. Step 6: Final answer
    x = 1,168,389.91

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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.