Home / 1,506,388.32-2,077,948.08-902,426.40

Finding the Fourth Proportional to 1,506,388.32, 2,077,948.08 and 902,426.40

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Solution

The fourth proportional to 1,506,388.32, 2,077,948.08 and 902,426.40 is: 1,244,828.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,388.32 : 2,077,948.08 = 902,426.40 : x
  2. Step 2: Convert to fraction form
    1,506,388.32/2,077,948.08 = 902,426.40/x
  3. Step 3: Cross multiply
    1,506,388.32x = 2,077,948.08 × 902,426.40
  4. Step 4: Simplify right side
    1,506,388.32x = 1,875,195,205,221.31
  5. Step 5: Solve for x
    x = 1,875,195,205,221.31/1,506,388.32
  6. Step 6: Final answer
    x = 1,244,828.56

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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.