Home / 1,310,655.03-1,807,772.23-874,852.65

Finding the Fourth Proportional to 1,310,655.03, 1,807,772.23 and 874,852.65

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Solution

The fourth proportional to 1,310,655.03, 1,807,772.23 and 874,852.65 is: 1,206,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,655.03 : 1,807,772.23 = 874,852.65 : x
  2. Step 2: Convert to fraction form
    1,310,655.03/1,807,772.23 = 874,852.65/x
  3. Step 3: Cross multiply
    1,310,655.03x = 1,807,772.23 × 874,852.65
  4. Step 4: Simplify right side
    1,310,655.03x = 1,581,534,312,598.79
  5. Step 5: Solve for x
    x = 1,581,534,312,598.79/1,310,655.03
  6. Step 6: Final answer
    x = 1,206,674.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.