Home / 1,140,545.36-1,574,303.20-657,433.44

Finding the Fourth Proportional to 1,140,545.36, 1,574,303.20 and 657,433.44

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Solution

The fourth proportional to 1,140,545.36, 1,574,303.20 and 657,433.44 is: 907,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,545.36 : 1,574,303.20 = 657,433.44 : x
  2. Step 2: Convert to fraction form
    1,140,545.36/1,574,303.20 = 657,433.44/x
  3. Step 3: Cross multiply
    1,140,545.36x = 1,574,303.20 × 657,433.44
  4. Step 4: Simplify right side
    1,140,545.36x = 1,034,999,568,379.01
  5. Step 5: Solve for x
    x = 1,034,999,568,379.01/1,140,545.36
  6. Step 6: Final answer
    x = 907,460.24

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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.