Home / 1,249,715.68-1,724,608.56-676,756.48

Finding the Fourth Proportional to 1,249,715.68, 1,724,608.56 and 676,756.48

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Solution

The fourth proportional to 1,249,715.68, 1,724,608.56 and 676,756.48 is: 933,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,715.68 : 1,724,608.56 = 676,756.48 : x
  2. Step 2: Convert to fraction form
    1,249,715.68/1,724,608.56 = 676,756.48/x
  3. Step 3: Cross multiply
    1,249,715.68x = 1,724,608.56 × 676,756.48
  4. Step 4: Simplify right side
    1,249,715.68x = 1,167,140,018,443.47
  5. Step 5: Solve for x
    x = 1,167,140,018,443.47/1,249,715.68
  6. Step 6: Final answer
    x = 933,924.44

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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.