Home / 1,047,740.04-1,446,055.20-618,125.76

Finding the Fourth Proportional to 1,047,740.04, 1,446,055.20 and 618,125.76

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Solution

The fourth proportional to 1,047,740.04, 1,446,055.20 and 618,125.76 is: 853,116.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,740.04 : 1,446,055.20 = 618,125.76 : x
  2. Step 2: Convert to fraction form
    1,047,740.04/1,446,055.20 = 618,125.76/x
  3. Step 3: Cross multiply
    1,047,740.04x = 1,446,055.20 × 618,125.76
  4. Step 4: Simplify right side
    1,047,740.04x = 893,843,969,501.95
  5. Step 5: Solve for x
    x = 893,843,969,501.95/1,047,740.04
  6. Step 6: Final answer
    x = 853,116.17

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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.