Home / 1,116,582.01-1,675,039.10-517,603.72

Finding the Fourth Proportional to 1,116,582.01, 1,675,039.10 and 517,603.72

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Solution

The fourth proportional to 1,116,582.01, 1,675,039.10 and 517,603.72 is: 776,482.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,582.01 : 1,675,039.10 = 517,603.72 : x
  2. Step 2: Convert to fraction form
    1,116,582.01/1,675,039.10 = 517,603.72/x
  3. Step 3: Cross multiply
    1,116,582.01x = 1,675,039.10 × 517,603.72
  4. Step 4: Simplify right side
    1,116,582.01x = 867,006,465,670.53
  5. Step 5: Solve for x
    x = 867,006,465,670.53/1,116,582.01
  6. Step 6: Final answer
    x = 776,482.57

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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.