Home / 1,249,860.70-1,724,799.18-676,887.76

Finding the Fourth Proportional to 1,249,860.70, 1,724,799.18 and 676,887.76

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Solution

The fourth proportional to 1,249,860.70, 1,724,799.18 and 676,887.76 is: 934,100.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,860.70 : 1,724,799.18 = 676,887.76 : x
  2. Step 2: Convert to fraction form
    1,249,860.70/1,724,799.18 = 676,887.76/x
  3. Step 3: Cross multiply
    1,249,860.70x = 1,724,799.18 × 676,887.76
  4. Step 4: Simplify right side
    1,249,860.70x = 1,167,495,453,400.04
  5. Step 5: Solve for x
    x = 1,167,495,453,400.04/1,249,860.70
  6. Step 6: Final answer
    x = 934,100.46

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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.