Home / 1,688,297.04-2,330,071.65-962,978.22

Finding the Fourth Proportional to 1,688,297.04, 2,330,071.65 and 962,978.22

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Solution

The fourth proportional to 1,688,297.04, 2,330,071.65 and 962,978.22 is: 1,329,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,297.04 : 2,330,071.65 = 962,978.22 : x
  2. Step 2: Convert to fraction form
    1,688,297.04/2,330,071.65 = 962,978.22/x
  3. Step 3: Cross multiply
    1,688,297.04x = 2,330,071.65 × 962,978.22
  4. Step 4: Simplify right side
    1,688,297.04x = 2,243,808,249,989.46
  5. Step 5: Solve for x
    x = 2,243,808,249,989.46/1,688,297.04
  6. Step 6: Final answer
    x = 1,329,036.42

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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.