Home / 1,116,345.95-1,540,557.36-632,911.05

Finding the Fourth Proportional to 1,116,345.95, 1,540,557.36 and 632,911.05

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Solution

The fourth proportional to 1,116,345.95, 1,540,557.36 and 632,911.05 is: 873,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,345.95 : 1,540,557.36 = 632,911.05 : x
  2. Step 2: Convert to fraction form
    1,116,345.95/1,540,557.36 = 632,911.05/x
  3. Step 3: Cross multiply
    1,116,345.95x = 1,540,557.36 × 632,911.05
  4. Step 4: Simplify right side
    1,116,345.95x = 975,035,776,302.83
  5. Step 5: Solve for x
    x = 975,035,776,302.83/1,116,345.95
  6. Step 6: Final answer
    x = 873,417.22

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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.