Home / 1,105,486.70-1,655,572.74-630,732.74

Finding the Fourth Proportional to 1,105,486.70, 1,655,572.74 and 630,732.74

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Solution

The fourth proportional to 1,105,486.70, 1,655,572.74 and 630,732.74 is: 944,582.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,486.70 : 1,655,572.74 = 630,732.74 : x
  2. Step 2: Convert to fraction form
    1,105,486.70/1,655,572.74 = 630,732.74/x
  3. Step 3: Cross multiply
    1,105,486.70x = 1,655,572.74 × 630,732.74
  4. Step 4: Simplify right side
    1,105,486.70x = 1,044,223,930,569.51
  5. Step 5: Solve for x
    x = 1,044,223,930,569.51/1,105,486.70
  6. Step 6: Final answer
    x = 944,582.99

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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.