Home / 1,425,606.24-2,138,803.02-572,938.68

Finding the Fourth Proportional to 1,425,606.24, 2,138,803.02 and 572,938.68

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Solution

The fourth proportional to 1,425,606.24, 2,138,803.02 and 572,938.68 is: 859,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,606.24 : 2,138,803.02 = 572,938.68 : x
  2. Step 2: Convert to fraction form
    1,425,606.24/2,138,803.02 = 572,938.68/x
  3. Step 3: Cross multiply
    1,425,606.24x = 2,138,803.02 × 572,938.68
  4. Step 4: Simplify right side
    1,425,606.24x = 1,225,402,979,058.81
  5. Step 5: Solve for x
    x = 1,225,402,979,058.81/1,425,606.24
  6. Step 6: Final answer
    x = 859,566.23

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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.