Home / 1,112,914-1,669,587.45-473,210.38

Finding the Fourth Proportional to 1,112,914, 1,669,587.45 and 473,210.38

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Solution

The fourth proportional to 1,112,914, 1,669,587.45 and 473,210.38 is: 709,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,914 : 1,669,587.45 = 473,210.38 : x
  2. Step 2: Convert to fraction form
    1,112,914/1,669,587.45 = 473,210.38/x
  3. Step 3: Cross multiply
    1,112,914x = 1,669,587.45 × 473,210.38
  4. Step 4: Simplify right side
    1,112,914x = 790,066,111,657.73
  5. Step 5: Solve for x
    x = 790,066,111,657.73/1,112,914
  6. Step 6: Final answer
    x = 709,907.60

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1.5x scale

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.