Home / 1,402,497.59-1,934,753.24-879,113.86

Finding the Fourth Proportional to 1,402,497.59, 1,934,753.24 and 879,113.86

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Solution

The fourth proportional to 1,402,497.59, 1,934,753.24 and 879,113.86 is: 1,212,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,497.59 : 1,934,753.24 = 879,113.86 : x
  2. Step 2: Convert to fraction form
    1,402,497.59/1,934,753.24 = 879,113.86/x
  3. Step 3: Cross multiply
    1,402,497.59x = 1,934,753.24 × 879,113.86
  4. Step 4: Simplify right side
    1,402,497.59x = 1,700,868,386,324.81
  5. Step 5: Solve for x
    x = 1,700,868,386,324.81/1,402,497.59
  6. Step 6: Final answer
    x = 1,212,742.47

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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.