Home / 1,249,649.70-1,724,533.32-698,341.18

Finding the Fourth Proportional to 1,249,649.70, 1,724,533.32 and 698,341.18

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Solution

The fourth proportional to 1,249,649.70, 1,724,533.32 and 698,341.18 is: 963,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,649.70 : 1,724,533.32 = 698,341.18 : x
  2. Step 2: Convert to fraction form
    1,249,649.70/1,724,533.32 = 698,341.18/x
  3. Step 3: Cross multiply
    1,249,649.70x = 1,724,533.32 × 698,341.18
  4. Step 4: Simplify right side
    1,249,649.70x = 1,204,312,633,638.12
  5. Step 5: Solve for x
    x = 1,204,312,633,638.12/1,249,649.70
  6. Step 6: Final answer
    x = 963,720.18

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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.