Home / 1,688,193.71-2,329,929.18-962,875.16

Finding the Fourth Proportional to 1,688,193.71, 2,329,929.18 and 962,875.16

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Solution

The fourth proportional to 1,688,193.71, 2,329,929.18 and 962,875.16 is: 1,328,894.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,193.71 : 2,329,929.18 = 962,875.16 : x
  2. Step 2: Convert to fraction form
    1,688,193.71/2,329,929.18 = 962,875.16/x
  3. Step 3: Cross multiply
    1,688,193.71x = 2,329,929.18 × 962,875.16
  4. Step 4: Simplify right side
    1,688,193.71x = 2,243,430,915,517.15
  5. Step 5: Solve for x
    x = 2,243,430,915,517.15/1,688,193.71
  6. Step 6: Final answer
    x = 1,328,894.25

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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.