Home / 1,249,943.92-1,875,004.18-618,688.24

Finding the Fourth Proportional to 1,249,943.92, 1,875,004.18 and 618,688.24

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Solution

The fourth proportional to 1,249,943.92, 1,875,004.18 and 618,688.24 is: 928,076.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,943.92 : 1,875,004.18 = 618,688.24 : x
  2. Step 2: Convert to fraction form
    1,249,943.92/1,875,004.18 = 618,688.24/x
  3. Step 3: Cross multiply
    1,249,943.92x = 1,875,004.18 × 618,688.24
  4. Step 4: Simplify right side
    1,249,943.92x = 1,160,043,036,116.84
  5. Step 5: Solve for x
    x = 1,160,043,036,116.84/1,249,943.92
  6. Step 6: Final answer
    x = 928,076.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.