Home / 1,326,590.64-1,830,730.68-723,017.52

Finding the Fourth Proportional to 1,326,590.64, 1,830,730.68 and 723,017.52

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Solution

The fourth proportional to 1,326,590.64, 1,830,730.68 and 723,017.52 is: 997,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,590.64 : 1,830,730.68 = 723,017.52 : x
  2. Step 2: Convert to fraction form
    1,326,590.64/1,830,730.68 = 723,017.52/x
  3. Step 3: Cross multiply
    1,326,590.64x = 1,830,730.68 × 723,017.52
  4. Step 4: Simplify right side
    1,326,590.64x = 1,323,650,356,041.51
  5. Step 5: Solve for x
    x = 1,323,650,356,041.51/1,326,590.64
  6. Step 6: Final answer
    x = 997,783.58

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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.