Home / 1,009,423.60-1,514,135.40-829,020.40

Finding the Fourth Proportional to 1,009,423.60, 1,514,135.40 and 829,020.40

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Solution

The fourth proportional to 1,009,423.60, 1,514,135.40 and 829,020.40 is: 1,243,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,423.60 : 1,514,135.40 = 829,020.40 : x
  2. Step 2: Convert to fraction form
    1,009,423.60/1,514,135.40 = 829,020.40/x
  3. Step 3: Cross multiply
    1,009,423.60x = 1,514,135.40 × 829,020.40
  4. Step 4: Simplify right side
    1,009,423.60x = 1,255,249,134,962.16
  5. Step 5: Solve for x
    x = 1,255,249,134,962.16/1,009,423.60
  6. Step 6: Final answer
    x = 1,243,530.60

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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.